This is a sortable table of the approximately 944 townlands in County Longford, Ireland.[1][2]
Duplicate names occur where there is more than one townland with the same name in the county. Names marked in bold typeface are towns and villages, and the word Town appears for those entries in the Acres column.
| Townland | Acres | Barony | Civil Parish | Poor Law Union |
|---|---|---|---|---|
| Abbey Land | 9 | Ardagh | Mostrim | Granard |
| Abbeycartron | 219 | Longford | Templemichael | Longford |
| Abbeyderg | 867 | Moydow | Taghsheenod | Ballymahon |
| Abbeylara | Town | Granard | Abbeylara | Granard |
| Abbeylara | 296 | Granard | Abbeylara | Granard |
| Abbeyshrule | 769 | Shrule | Abbeyshrule | Ballymahon |
| Acres | 38 | Granard | Clonbroney | Granard |
| Aghaboy | 442 | Longford | Killoe | Longford |
| Aghaboy | 161 | Granard | Granard | Granard |
| Aghabrack | 213 | Granard | Granard | Granard |
| Aghacordrinan | 440 | Granard | Columbkille | Granard |
| Aghadegnan | 177 | Longford | Templemichael | Longford |
| Aghadonagh | 84 | Ardagh | Mostrim | Granard |
| Aghadowry | 561 | Longford | Killoe | Longford |
| Aghafad | 22 | Ardagh | Ballymacormick | Longford |
| Aghafin | 347 | Ardagh | Mostrim | Granard |
| Aghagah | 286 | Granard | Killoe | Granard |
| Aghagreagh | 1,145 | Granard | Columbkille | Granard |
| Aghakeel | 46 | Rathcline | Rathcline | Ballymahon |
| Aghakeeran | 414 | Granard | Columbkille | Granard |
| Aghakeeran & Killashee | 371 | Moydow | Killashee | Longford |
| Aghakilmore | 604 | Granard | Columbkille | Granard |
| Aghakine | 553 | Granard | Columbkille | Granard |
| Aghaloughan | 121 | Rathcline | Rathcline | Longford |
| Aghalust | 48 | Moydow | Ballymacormick | Longford |
| Aghamore | 124 | Granard | Clonbroney | Granard |
| Aghamore | 108 | Rathcline | Rathcline | Longford |
| Aghamore | 87 | Ardagh | Street | Granard |
| Aghamore Lower | 313 | Granard | Columbkille | Longford |
| Aghamore Upper | 459 | Granard | Columbkille | Granard |
| Aghanageeragh | 178 | Ardagh | Ardagh | Longford |
| Aghanahown | 129 | Ardagh | Ardagh | Longford |
| Aghantragh | 177 | Moydow | Ballymacormick | Longford |
| Aghanvally | 68 | Moydow | Taghsheenod | Ballymahon |
| Agharanagh | 173 | Shrule | Taghshinny | Ballymahon |
| Agharanagh | 96 | Rathcline | Rathcline | Longford |
| Aghareagh | 175 | Longford | Templemichael | Longford |
| Aghareagh | 60 | Ardagh | Street | Granard |
| Aghareagh Bog | 147 | Longford | Templemichael | Longford |
| Agharickard | 93 | Ardagh | Templemichael | Longford |
| Agharra | 442 | Shrule | Agharra | Ballymahon |
| Aghavadden | 123 | Rathcline | Cashel | Ballymahon |
| Aghaward | 281 | Granard | Clonbroney | Granard |
| Aghinaspick | 231 | Moydow | Moydow | Longford |
| Aghintemple | 191 | Ardagh | Ardagh | Longford |
| Aghnacally Glebe | 34 | Ardagh | Templemichael | Longford |
| Aghnacliff | 236 | Granard | Columbkille | Granard |
| Aghnacranagh | 42 | Rathcline | Kilcommock | Ballymahon |
| Aghnacross | 85 | Rathcline | Cashel | Ballymahon |
| Aghnagarron | 511 | Granard | Granard | Granard |
| Aghnagore | 388 | Longford | Killashee | Longford |
| Aghnamaddoo | 199 | Longford | Killoe | Longford |
| Aghnashannagh | 386 | Granard | Clonbroney | Granard |
| Aghnashingan | 95 | Moydow | Kilcommock | Ballymahon |
| Aghnasillagh | 256 | Moydow | Kilglass | Ballymahon |
| Aghnaskea | 43 | Moydow | Killashee | Longford |
| Aghnavealoge | 356 | Ardagh | Rathreagh | Ballymahon |
| Ahanagh | 146 | Longford | Mohill | Longford |
| Aleenagh | 91 | Ardagh | Templemichael | Longford |
| Annagh | 542 | Longford | Killoe | Longford |
| Annagh | 295 | Rathcline | Noughaval | Ballymahon |
| Annagh Beg | 186 | Moydow | Killashee | Longford |
| Annagh More | 423 | Moydow | Killashee | Longford |
| Annaghcooleen | 206 | Longford | Mohill | Longford |
| Annaghdaniel | 199 | Granard | Columbkille | Longford |
| Ardagh | Town | Ardagh | Ardagh | Longford |
| Ardagullion | 661 | Granard | Granard | Granard |
| Ardanragh | 556 | Shrule | Agharra | Ballymahon |
| Ardboghil | 119 | Ardagh | Ardagh | Longford |
| Ardnacassagh | 168 | Ardagh | Templemichael | Longford |
| Ardoghil | 254 | Rathcline | Shrule | Ballymahon |
| Ards | 395 | Moydow | Kilcommock | Ballymahon |
| Ash Island | 1 | Granard | Killoe | Granard |
| Asnagh | 449 | Granard | Granard | Granard |
| Aughine | 64 | Moydow | Moydow | Longford |
| Back of the Hill | 329 | Ardagh | Ardagh | Longford |
| Ballagh | 226 | Rathcline | Cashel | Ballymahon |
| Ballagh | 216 | Longford | Clongesh | Longford |
| Ballagh (Achmuty) (or Achmuty) | 135 | Longford | Clongesh | Longford |
| Ballaghgowla | 41 | Ardagh | Street | Granard |
| Ballina | 145 | Rathcline | Cashel | Ballymahon |
| Ballinalee | Town | Granard | Clonbroney | Granard |
| Ballinalee (or Saintjohnstown) | 161 | Granard | Clonbroney | Granard |
| Ballinamore | 240 | Moydow | Ballymacormick | Longford |
| Ballincurry | 159 | Longford | Killoe | Longford |
| Ballindagny & Cullyvore | 291 | Ardagh | Mostrim | Granard |
| Ballinlough | 326 | Granard | Granard | Granard |
| Ballinreaghan | 138 | Ardagh | Ardagh | Longford |
| Ballinree and Ballymoat | 310 | Ardagh | Ardagh | Longford |
| Ballinroddy | 302 | Ardagh | Ardagh | Longford |
| Ballinrooey | 493 | Granard | Abbeylara | Granard |
| Ballinrud East | 108 | Granard | Granard | Granard |
| Ballinrud Glebe | 41 | Granard | Granard | Granard |
| Ballinrud West | 14 | Granard | Granard | Granard |
| Ballintempan | 87 | Moydow | Ballymacormick | Longford |
| Ballintober (Bonny) | 172 | Moydow | Taghsheenod | Ballymahon |
| Ballintober (Rock) | 67 | Moydow | Taghsheenod | Ballymahon |
| Ballinulty Lower | 299 | Granard | Columbkille | Granard |
| Ballinulty Upper | 311 | Granard | Columbkille | Granard |
| Ballinvoher | 42 | Moydow | Moydow | Longford |
| Balloo | 272 | Ardagh | Street | Granard |
| Ballybeg | 250 | Moydow | Taghsheenod | Ballymahon |
| Ballyboy | 261 | Granard | Abbeylara | Granard |
| Ballybranigan | 283 | Rathcline | Shrule | Ballymahon |
| Ballybrien | 236 | Granard | Granard | Granard |
| Ballyclamay | 413 | Shrule | Forgney | Ballymahon |
| Ballyclare | 115 | Moydow | Killashee | Longford |
| Ballyclare | 30 | Moydow | Ballymacormick | Longford |
| Ballycloghan | 208 | Moydow | Kilglass | Ballymahon |
| Ballycore | 148 | Moydow | Killashee | Longford |
| Ballydrum | 184 | Moydow | Killashee | Longford |
| Ballyduffy | 730 | Granard | Killoe | Granard |
| Ballygar | 77 | Ardagh | Ardagh | Longford |
| Ballygarve | 463 | Longford | Killoe | Longford |
| Ballygibbagh | 75 | Moydow | Taghsheenod | Ballymahon |
| Ballygilchrist | 263 | Granard | Granard | Granard |
| Ballyglassin | 375 | Shrule | Kilglass | Ballymahon |
| Ballyhoolivan | 177 | Granard | Killoe | Granard |
| Ballykenny | 308 | Longford | Clongesh | Longford |
| Ballyknock | 212 | Moydow | Kilcommock | Ballymahon |
| Ballymaclifford | 104 | Ardagh | Kilglass | Ballymahon |
| Ballymacroly | 62 | Granard | Granard | Granard |
| Ballymacshane | 72 | Shrule | Agharra | Ballymahon |
| Ballymacwilliam | 119 | Ardagh | Templemichael | Longford |
| Ballymahon | Town | Shrule | Noughaval | Ballymahon |
| Ballymahon | Town | Rathcline | Shrule | Ballymahon |
| Ballymahon | 276 | Rathcline | Shrule | Ballymahon |
| Ballymakeegan | 243 | Ardagh | Ballymacormick | Longford |
| Ballymaurice | 455 | Granard | Granard | Granard |
| Ballymichan | 138 | Moydow | Ballymacormick | Longford |
| Ballyminion | 291 | Ardagh | Ballymacormick | Longford |
| Ballymoat & Ballinree | 310 | Ardagh | Ardagh | Longford |
| Ballymore | 551 | Granard | Granard | Granard |
| Ballymulvey | 451 | Rathcline | Shrule | Ballymahon |
| Ballynacross | 392 | Granard | Granard | Granard |
| Ballynagoshen | 267 | Longford | Killoe | Longford |
| Ballynahinch | 425 | Rathcline | Cashel | Ballymahon |
| Ballynakill | 525 | Moydow | Killashee | Longford |
| Ballynamanagh | 219 | Moydow | Taghsheenod | Ballymahon |
| Ballynascraw | 329 | Granard | Clonbroney | Granard |
| Ballyreaghan | 239 | Granard | Clonbroney | Granard |
| Ballyrevagh | 236 | Rathcline | Cashel | Ballymahon |
| Ballywalter | 190 | Ardagh | Ardagh | Longford |
| Ballywillin | 364 | Granard | Granard | Granard |
| Balnagall | 112 | Granard | Granard | Granard |
| Banghill | 74 | Ardagh | Ardagh | Longford |
| Barnacor | 354 | Rathcline | Rathcline | Longford |
| Barnacor | 294 | Rathcline | Shrule | Ballymahon |
| Barne | 200 | Ardagh | Mostrim | Granard |
| Barney | 360 | Ardagh | Ardagh | Longford |
| Barneygole | 269 | Ardagh | Ardagh | Longford |
| Barrack Bog | 14 | Ardagh | Ballymacormick | Longford |
| Barragh Beg | 217 | Longford | Killoe | Longford |
| Barragh More | 434 | Longford | Killoe | Longford |
| Barroe | 33 | Moydow | Moydow | Longford |
| Barry | Town | Shrule | Taghshinny | Ballymahon |
| Barry | 242 | Shrule | Taghshinny | Ballymahon |
| Barry | 149 | Shrule | Kilcommock | Ballymahon |
| Bawn | 538 | Moydow | Moydow | Longford |
| Bawn | 381 | Longford | Killoe | Longford |
| Bawn Mountain | 283 | Moydow | Moydow | Longford |
| Begnagh | 449 | Moydow | Killashee | Longford |
| Birrinagh | 336 | Granard | Killoe | Granard |
| Bleanavoher | 325 | Rathcline | Rathcline | Longford |
| Bohermore | 351 | Ardagh | Ardagh | Longford |
| Bohernacross | 92 | Ardagh | Ardagh | Longford |
| Bohernameeltoge | 130 | Longford | Killoe | Longford |
| Bracklon | 623 | Ardagh | Mostrim | Granard |
| Breaghy | 167 | Granard | Clonbroney | Granard |
| Breanrisk | 254 | Longford | Clongesh | Longford |
| Breanriskcullew | 254 | Longford | Killoe | Granard |
| Breany | 801 | Ardagh | Kilglass | Longford |
| Brianstown | 314 | Longford | Clongesh | Longford |
| Brickeens | 146 | Moydow | Ballymacormick | Longford |
| Briskil | 333 | Longford | Clongesh | Longford |
| Brocklagh | 378 | Longford | Killoe | Longford |
| Brownbog | 31 | Longford | Templemichael | Longford |
| Bunacloy | 40 | Moydow | Killashee | Longford |
| Bunalough | 47 | Moydow | Moydow | Longford |
| Bunanass | 134 | Longford | Mohill | Longford |
| Bundoon | 65 | Longford | Killoe | Longford |
| Bunlahy | Town | Granard | Granard | Granard |
| Bunlahy | 177 | Granard | Granard | Granard |
| Bushy Island | 1 | Rathcline | Rathcline | Longford |
| Cahanagh | 181 | Longford | Clongesh | Longford |
| Caherdague | 40 | Ardagh | Street | Granard |
| Caldragh | 132 | Longford | Clongesh | Longford |
| Caldraghmore | 176 | Moydow | Ballymacormick | Longford |
| Calfpark | 10 | Moydow | Ballymacormick | Longford |
| Caltragh Beg | 188 | Rathcline | Cashel | Ballymahon |
| Caltragh More | 206 | Rathcline | Cashel | Ballymahon |
| Cam | 406 | Ardagh | Mostrim | Granard |
| Camagh | 387 | Granard | Abbeylara | Granard |
| Camagh | 355 | Longford | Killoe | Longford |
| Camlisk Beg | 59 | Ardagh | Mostrim | Granard |
| Camlisk More | 147 | Ardagh | Mostrim | Granard |
| Carn | 287 | Shrule | Kilglass | Ballymahon |
| Carnan | 267 | Ardagh | Ardagh | Longford |
| Carragh | 279 | Granard | Granard | Granard |
| Carrickadorrish | 373 | Granard | Columbkille | Granard |
| Carrickateane | 205 | Granard | Clonbroney | Granard |
| Carrickbeg | 44 | Shrule | Noughaval | Ballymahon |
| Carrickboy | 149 | Shrule | Kilglass | Ballymahon |
| Carrickduff | 390 | Granard | Abbeylara | Granard |
| Carrickedmond | 245 | Moydow | Taghsheenod | Ballymahon |
| CarrickglassDemesne | 434 | Longford | Killoe | Longford |
| CarrickglassDemesne | 144 | Ardagh | Templemichael | Longford |
| Carrickmaguirk | 348 | Granard | Columbkille | Granard |
| Carrickmoran | 90 | Rathcline | Cashel | Ballymahon |
| Carrickmoyragh | 376 | Longford | Clongesh | Longford |
| Carrigeen | 302 | Ardagh | Rathreagh | Ballymahon |
| Carrigeen | 94 | Moydow | Ballymacormick | Longford |
| Carrigeen | 48 | Moydow | Taghsheenod | Ballymahon |
| Carrigeens | 117 | Rathcline | Rathcline | Longford |
| Carrow Beg | 225 | Rathcline | Cashel | Ballymahon |
| Carrow More | 87 | Rathcline | Cashel | Ballymahon |
| Carrowbeg | 147 | Longford | Clongesh | Longford |
| Carrowdunican | 68 | Rathcline | Cashel | Ballymahon |
| Carrowlinan | 359 | Granard | Clonbroney | Granard |
| Carrowmanagh | 169 | Moydow | Ballymacormick | Longford |
| Carrownphull | 83 | Rathcline | Rathcline | Longford |
| Carrowroe | 347 | Rathcline | Rathcline | Longford |
| Carrowrory | 131 | Rathcline | Cashel | Ballymahon |
| Carrowstrawly | 190 | Rathcline | Rathcline | Longford |
| Cartoon | 67 | Rathcline | Cashel | Ballymahon |
| Cartron | 708 | Granard | Granard | Granard |
| Cartron | 230 | Shrule | Noughaval | Ballymahon |
| Cartron Big | 180 | Ardagh | Templemichael | Longford |
| Cartron Little | 117 | Ardagh | Templemichael | Longford |
| Cartronageeragh | 237 | Ardagh | Ballymacormick | Longford |
| Cartronamarkey | 266 | Granard | Abbeylara | Granard |
| Cartronawar | 278 | Ardagh | Ardagh | Longford |
| Cartronawar | 95 | Rathcline | Kilcommock | Ballymahon |
| Cartronbore | 226 | Granard | Granard | Granard |
| Cartronboy | 136 | Rathcline | Shrule | Ballymahon |
| Cartronbrack | 272 | Rathcline | Kilcommock | Ballymahon |
| Cartroncar | 210 | Granard | Granard | Granard |
| Cartronfin | 52 | Shrule | Taghshinny | Ballymahon |
| Cartrongar | 52 | Longford | Clongesh | Longford |
| Cartrongarrow | 490 | Moydow | Ardagh | Longford |
| Cartrongolan | 441 | Longford | Killoe | Longford |
| Cartronlebagh | 199 | Longford | Templemichael | Longford |
| Cartronreagh | 224 | Ardagh | Clonbroney | Granard |
| Cartrons | 316 | Longford | Clongesh | Longford |
| Cartrons | 252 | Moydow | Kilcommock | Ballymahon |
| Cashel | 312 | Rathcline | Cashel | Ballymahon |
| Cashelbeg | 167 | Rathcline | Rathcline | Longford |
| Castlebaun | 256 | Granard | Clonbroney | Granard |
| Castlebrock | 239 | Granard | Clonbroney | Granard |
| Castlecore | 268 | Rathcline | Shrule | Ballymahon |
| Castleforbes Demesne | 1,347 | Longford | Clongesh | Longford |
| Castlenugent | 500 | Ardagh | Granard | Granard |
| Castlerea | 150 | Moydow | Moydow | Longford |
| Castlerea Mountain | 458 | Moydow | Moydow | Ballymahon |
| Castlewilder | 269 | Shrule | Agharra | Ballymahon |
| Cavan | 135 | Granard | Clonbroney | Granard |
| Churchquarter | 49 | Granard | Granard | Granard |
| Claras | 532 | Rathcline | Cashel | Ballymahon |
| Clawinch | 39 | Rathcline | Cashel | Ballymahon |
| Cleenrah | 355 | Granard | Columbkille | Granard |
| Cleggill | 240 | Longford | Clongesh | Longford |
| Cleraun | 335 | Rathcline | Cashel | Ballymahon |
| Clogh | 273 | Granard | Abbeylara | Granard |
| Clogh | 185 | Rathcline | Kilcommock | Ballymahon |
| Cloghan | 384 | Moydow | Moydow | Ballymahon |
| Cloghan | 339 | Shrule | Forgney | Ballymahon |
| Cloghchurnel | 563 | Granard | Granard | Granard |
| Clogher and Rinn | 261 | Longford | Killashee | Longford |
| Clonbroney | 333 | Granard | Clonbroney | Granard |
| Clonca | 297 | Ardagh | Mostrim | Granard |
| Cloncowley | 361 | Longford | Killoe | Longford |
| Clontumpher | 613 | Longford | Killoe | Longford |
| Clontymullan | 654 | Ardagh | Rathreagh | Ballymahon |
| Clonwhelan | 387 | Ardagh | Mostrim | Granard |
| Cloonageeher | 707 | Longford | Mohill | Longford |
| Cloonagh | 676 | Longford | Killoe | Longford |
| Cloonagh | 463 | Granard | Columbkille | Granard |
| Cloonagh | 98 | Moydow | Kilglass | Ballymahon |
| Cloonagh & Kilglass | 70 | Ardagh | Kilglass | Ballymahon |
| Cloonaghmore | 171 | Granard | Abbeylara | Granard |
| Cloonahard | 366 | Ardagh | Templemichael | Longford |
| Cloonahussey | 153 | Ardagh | Templemichael | Longford |
| Cloonanny | 175 | Moydow | Ballymacormick | Longford |
| Cloonanny Glebe | 177 | Longford | Templemichael | Longford |
| Cloonard | 416 | Longford | Killashee | Longford |
| Cloonard | 409 | Rathcline | Taghshinny | Ballymahon |
| Cloonart North | 266 | Longford | Mohill | Longford |
| Cloonart South | 294 | Longford | Mohill | Longford |
| Cloonback | 320 | Granard | Columbkille | Longford |
| Cloonbalt | 269 | Longford | Templemichael | Longford |
| Cloonbearla | 693 | Moydow | Killashee | Longford |
| Cloonbony | 540 | Rathcline | Rathcline | Longford |
| Cloonbreany | 492 | Rathcline | Kilcommock | Ballymahon |
| Cloonbrin | 442 | Shrule | Abbeyshrule | Ballymahon |
| Cloonbrock | 383 | Moydow | Killashee | Longford |
| Clooncallow | 453 | Shrule | Forgney | Ballymahon |
| Clooncaulfield | 368 | Ardagh | Ardagh | Longford |
| Clooncolligan | 196 | Longford | Mohill | Longford |
| Clooncoose | 382 | Ardagh | Templemichael | Longford |
| Clooncoose | 107 | Granard | Clonbroney | Granard |
| Clooncullen | 798 | Shrule | Noughaval | Ballymahon |
| Cloondara | Town | Longford | Killashee | Longford |
| Cloondara | 1,429 | Longford | Killashee | Longford |
| Cloonee | 236 | Longford | Killoe | Longford |
| Clooneen | 429 | Granard | Columbkille | Granard |
| Clooneen | 378 | Shrule | Forgney | Ballymahon |
| Clooneen (Beirne) | 114 | Longford | Mohill | Longford |
| Clooneen (Cox) | 149 | Longford | Mohill | Longford |
| Clooneen (Kennedy) | 139 | Longford | Mohill | Longford |
| Clooneen (Shanly) | 123 | Longford | Mohill | Longford |
| Clooneeny | 413 | Ardagh | Ballymacormick | Longford |
| Cloonellan | 403 | Longford | Clongesh | Longford |
| Cloonelly | 596 | Longford | Killoe | Longford |
| Cloonevit | 254 | Moydow | Moydow | Longford |
| Cloonfide | 146 | Moydow | Taghsheenod | Ballymahon |
| Cloonfin | 629 | Granard | Granard | Granard |
| Cloonfinfy | 341 | Moydow | Killashee | Longford |
| Cloonfiugh | 328 | Moydow | Killashee | Longford |
| Cloonfore | 999 | Rathcline | Rathcline | Longford |
| Clooniher | 367 | Longford | Mohill | Longford |
| Cloonkeen | 306 | Rathcline | Shrule | Ballymahon |
| Cloonkeen | 269 | Moydow | Taghsheenod | Ballymahon |
| Cloonkeen | 142 | Moydow | Ballymacormick | Longford |
| Cloonker | 257 | Moydow | Moydow | Longford |
| Cloonmacart | 426 | Longford | Killoe | Longford |
| Cloonmee | 397 | Rathcline | Cashel | Ballymahon |
| Cloonmore | 670 | Moydow | Killashee | Longford |
| Cloonmucker | 138 | Moydow | Moydow | Longford |
| Cloonrallagh | 400 | Longford | Templemichael | Longford |
| Cloonscott | 369 | Moydow | Taghsheenod | Ballymahon |
| Cloonsellan | 243 | Moydow | Killashee | Longford |
| Cloonshannagh (or Coolamber Manor Demesne) | 590 | Ardagh | Street | Granard |
| Cloonsheerin | 212 | Moydow | Killashee | Longford |
| Cloontabeg | 270 | Rathcline | Rathcline | Longford |
| Cloontagh | 326 | Longford | Clongesh | Longford |
| Cloontamore | 566 | Moydow | Killashee | Longford |
| Cloontirm | 350 | Ardagh | Ballymacormick | Longford |
| Cloonturk | 275 | Ardagh | Ballymacormick | Longford |
| Clygeen | 102 | Ardagh | Kilglass | Ballymahon |
| Clynan | 447 | Shrule | Forgney | Ballymahon |
| Colehill | 171 | Shrule | Taghshinny | Ballymahon |
| Collum | 360 | Rathcline | Cashel | Ballymahon |
| Commock | 117 | Moydow | Moydow | Longford |
| Commons | 55 | Rathcline | Cashel | Ballymahon |
| Commons North | 159 | Rathcline | Rathcline | Longford |
| Commons South | 31 | Rathcline | Rathcline | Longford |
| Coolagherty | 322 | Granard | Granard | Granard |
| Coolamber | 275 | Ardagh | Street | Granard |
| Coolamber Manor (or Cloonshannagh) | 590 | Ardagh | Street | Granard |
| Coolcaw | 277 | Ardagh | Ardagh | Longford |
| Coolcor | 312 | Granard | Granard | Granard |
| Coolcraff | 836 | Granard | Abbeylara | Granard |
| Cooldoney | 583 | Granard | Abbeylara | Granard |
| Cooleeny | 687 | Ardagh | Templemichael | Longford |
| Cooleshill (or Richford) | 289 | Ardagh | Templemichael | Longford |
| Coolnafinnoge | 28 | Ardagh | Kilglass | Ballymahon |
| Coolnahinch | 318 | Moydow | Kilcommock | Ballymahon |
| Coolnahinch | 121 | Ardagh | Templemichael | Longford |
| Coonkeel | 313 | Moydow | Killashee | Longford |
| Corbaun (or Leitrim) | 151 | Granard | Columbkille | Granard |
| Corbeagh | 137 | Granard | Clonbroney | Granard |
| Corboy | 923 | Longford | Killoe | Longford |
| Corclaragh | 431 | Ardagh | Mostrim | Granard |
| Cordivin | 135 | Moydow | Ballymacormick | Longford |
| Corglass | 750 | Longford | Killoe | Longford |
| Corlagan | 12 | Moydow | Ballymacormick | Longford |
| Corlea | 659 | Rathcline | Kilcommock | Ballymahon |
| Cormaglava | 356 | Rathcline | Cashel | Ballymahon |
| Cornacarta | 160 | Rathcline | Kilcommock | Ballymahon |
| Cornacullew | 652 | Longford | Killoe | Longford |
| Cornadowagh | 515 | Rathcline | Cashel | Ballymahon |
| Cornadrung | 402 | Granard | Columbkille | Granard |
| Cornafunshin | 262 | Longford | Killoe | Longford |
| Cornaguillagh | 101 | Rathcline | Cashel | Ballymahon |
| Cornahoo | 75 | Moydow | Kilcommock | Ballymahon |
| Cornamucklagh | 404 | Shrule | Forgney | Ballymahon |
| Cornapark | 481 | Ardagh | Ardagh | Longford |
| Corneddan | 440 | Longford | Killoe | Longford |
| Cornollen | 169 | Longford | Clongesh | Longford |
| Corrabaun | 200 | Longford | Killoe | Longford |
| Corrabaun | 135 | Shrule | Taghshinny | Ballymahon |
| Corrabaun | 74 | Ardagh | Templemichael | Longford |
| Corrabola | 282 | Shrule | Taghshinny | Ballymahon |
| Corrabola | 46 | Ardagh | Rathreagh | Ballymahon |
| Corradooey | 176 | Ardagh | Templemichael | Longford |
| Corragarrow | 177 | Moydow | Killashee | Longford |
| Corragarrow | 93 | Longford | Templemichael | Longford |
| Corralough | 248 | Rathcline | Rathcline | Longford |
| Corrinagh | 449 | Granard | Columbkille | Longford |
| Corrool (Brennan) | 162 | Rathcline | Cashel | Ballymahon |
| Corrool (Fox) | 204 | Rathcline | Cashel | Ballymahon |
| Corrool (Kenny) | 318 | Rathcline | Cashel | Ballymahon |
| Corry | 315 | Longford | Clongesh | Longford |
| Corry | 208 | Shrule | Kilglass | Ballymahon |
| Corrycorka | 152 | Shrule | Kilglass | Ballymahon |
| Corryena | 140 | Rathcline | Kilcommock | Ballymahon |
| Craane | 90 | Moydow | Ballymacormick | Longford |
| Cranalagh More | 834 | Ardagh | Mostrim | Granard |
| Cranally | 269 | Granard | Abbeylara | Granard |
| Crancam (or Kilfintan Lower) | 50 | Ardagh | Street | Granard |
| Cranlagh Beg | 449 | Ardagh | Mostrim | Granard |
| Creagh | 238 | Rathcline | Kilcommock | Ballymahon |
| Creelaghta | 432 | Longford | Killoe | Longford |
| Creenagh | 316 | Longford | Clongesh | Longford |
| Creevagh Beg | 455 | Shrule | Noughaval | Ballymahon |
| Creevaghmore | 384 | Shrule | Forgney | Ballymahon |
| Creevaghmore | 164 | Shrule | Noughaval | Ballymahon |
| Creeve | 320 | Longford | Killoe | Longford |
| Creevy | 549 | Granard | Granard | Granard |
| Crockaun | 84 | Moydow | Ballymacormick | Longford |
| Cross | 204 | Ardagh | Ardagh | Longford |
| Cross | 121 | Rathcline | Cashel | Ballymahon |
| Crossea North | 253 | Ardagh | Ardagh | Longford |
| Crossea South | 300 | Ardagh | Ardagh | Longford |
| Crott | 780 | Granard | Killoe | Granard |
| Crowdrumman | 294 | Longford | Killoe | Longford |
| Cuingareen | 265 | Granard | Columbkille | Longford |
| Culleenmore | 459 | Granard | Columbkille | Granard |
| Cullentragh | 504 | Rathcline | Rathcline | Ballymahon |
| Cullentragh | 143 | Rathcline | Cashel | Ballymahon |
| Culloge | 111 | Ardagh | Mostrim | Granard |
| Cullyvore and Ballindagny | 291 | Ardagh | Mostrim | Granard |
| Culnagore | 184 | Rathcline | Cashel | Ballymahon |
| Culray | 658 | Granard | Abbeylara | Granard |
| Curraghmore | 204 | Moydow | Moydow | Ballymahon |
| Curreen | 61 | Rathcline | Rathcline | Longford |
| Curry | 359 | Moydow | Ballymacormick | Longford |
| Curry | 187 | Moydow | Kilcommock | Ballymahon |
| Curry | 167 | Ardagh | Street | Granard |
| Curry | 148 | Ardagh | Mostrim | Granard |
| Currycahill | 105 | Granard | Clonbroney | Granard |
| Currycreaghan | 306 | Moydow | Taghsheenod | Ballymahon |
| Currygrane | 600 | Granard | Clonbroney | Granard |
| Currygranny | 427 | Longford | Clongesh | Longford |
| Dalystown | 444 | Granard | Abbeylara | Granard |
| Daroge | 412 | Rathcline | Shrule | Ballymahon |
| Deanscurragh | 75 | Ardagh | Templemichael | Longford |
| Deerpark | 271 | Shrule | Agharra | Ballymahon |
| Deerpark | 191 | Longford | Clongesh | Longford |
| Deerpark | 45 | Ardagh | Ardagh | Longford |
| Demesne | 146 | Longford | Templemichael | Longford |
| Derawley | 649 | Longford | Killoe | Longford |
| Derragh | 1,115 | Granard | Abbeylara | Granard |
| Derraghan Beg | 387 | Rathcline | Cashel | Ballymahon |
| Derraghan More | 723 | Rathcline | Cashel | Ballymahon |
| Derreenavoggy | 187 | Granard | Columbkille | Granard |
| Derrindiff | 329 | Rathcline | Cashel | Ballymahon |
| Derryad | 639 | Moydow | Killashee | Longford |
| Derryad | 457 | Rathcline | Kilcommock | Ballymahon |
| Derryaroge | 382 | Moydow | Killashee | Longford |
| Derryart | 270 | Moydow | Killashee | Ballymahon |
| Derrycassan | 944 | Granard | Columbkille | Granard |
| Derrycolumb | 409 | Rathcline | Cashel | Ballymahon |
| Derrydarragh | 289 | Rathcline | Cashel | Ballymahon |
| Derrygeel | 321 | Rathcline | Rathcline | Longford |
| Derryglash | 211 | Rathcline | Cashel | Ballymahon |
| Derryglogher | 326 | Moydow | Kilcommock | Ballymahon |
| Derrygowna | 902 | Rathcline | Cashel | Ballymahon |
| Derryharrow | 275 | Longford | Templemichael | Longford |
| Derryheelan | 250 | Longford | Killoe | Longford |
| Derrylough | 517 | Rathcline | Kilcommock | Ballymahon |
| Derryloughbannow | 161 | Rathcline | Rathcline | Longford |
| Derrymacar | 426 | Rathcline | Cashel | Ballymahon |
| Derrymany | 311 | Rathcline | Cashel | Ballymahon |
| Derrymore | 357 | Moydow | Ardagh | Longford |
| Derrynabuntale | 526 | Rathcline | Shrule | Ballymahon |
| Derrynacrit | 115 | Longford | Clongesh | Longford |
| Derrynacross | 328 | Longford | Killoe | Longford |
| Derrynagalliagh | 348 | Rathcline | Cashel | Ballymahon |
| Derrynagran | 293 | Rathcline | Cashel | Ballymahon |
| Derrynaskea | 531 | Moydow | Kilcommock | Ballymahon |
| Derryneel | 72 | Granard | Clonbroney | Granard |
| Derryoghil | 642 | Moydow | Kilcommock | Ballymahon |
| Derryshannoge | 538 | Rathcline | Cashel | Longford |
| Derryveagh | 295 | Rathcline | Kilcommock | Ballymahon |
| Doonacurry | 58 | Rathcline | Kilcommock | Ballymahon |
| Doonacurry | 26 | Rathcline | Shrule | Ballymahon |
| Doonameran | 75 | Moydow | Ballymacormick | Longford |
| Dooroc | 376 | Longford | Killoe | Longford |
| Doory | 606 | Shrule | Taghshinny | Ballymahon |
| Drinan | 391 | Rathcline | Shrule | Ballymahon |
| Dring | 241 | Granard | Columbkille | Granard |
| Drumanure | 414 | Shrule | Abbeyshrule | Ballymahon |
| Drumard | 544 | Longford | Killoe | Granard |
| Drumbad | 234 | Longford | Killoe | Longford |
| Drumbaun | 294 | Ardagh | Ardagh | Longford |
| Drumderg | 401 | Granard | Clonbroney | Granard |
| Drumhalry | 895 | Granard | Killoe | Granard |
| Drumhaughly | 190 | Longford | Killoe | Longford |
| Druminacrehir | 353 | Granard | Columbkille | Granard |
| Drumming | 597 | Moydow | Kilglass | Ballymahon |
| Drumlish | Town | Longford | Killoe | Longford |
| Drumlish | 557 | Longford | Killoe | Longford |
| Drumlougher | 75 | Ardagh | Ardagh | Longford |
| Drumman | 71 | Ardagh | Street | Granard |
| Drummeel | 737 | Granard | Clonbroney | Granard |
| Drumnacooha | 243 | Longford | Killoe | Longford |
| Drumnacor | 237 | Rathcline | Shrule | Ballymahon |
| Drumnacross | 467 | Granard | Clonbroney | Granard |
| Drumnahara | 183 | Granard | Clonbroney | Granard |
| Drumnee | 565 | Rathcline | Cashel | Ballymahon |
| Drumroe | 207 | Ardagh | Ardagh | Longford |
| Drumure | 351 | Longford | Clongesh | Longford |
| Drumury | 283 | Granard | Killoe | Granard |
| Dunbeggan | 324 | Granard | Columbkille | Granard |
| Dunbeggan | 284 | Moydow | Ballymacormick | Longford |
| Edenmore | 898 | Longford | Killoe | Longford |
| Edera | 303 | Rathcline | Shrule | Ballymahon |
| Edercloon | 201 | Longford | Mohill | Longford |
| Ederland | 67 | Granard | Clonbroney | Granard |
| Edgeworthstown | Town | Ardagh | Mostrim | Granard |
| Edgeworthstown | 283 | Ardagh | Mostrim | Granard |
| Elfeet (Adamson) | 188 | Rathcline | Cashel | Ballymahon |
| Elfeet (Burke) | 87 | Rathcline | Cashel | Ballymahon |
| Enaghan | 760 | Granard | Killoe | Granard |
| Enybegs | 832 | Longford | Killoe | Longford |
| Esker North | 315 | Longford | Killoe | Longford |
| Esker South | 747 | Longford | Killoe | Longford |
| Faghey | 131 | Longford | Clongesh | Longford |
| Fardrumman | 823 | Longford | Killoe | Longford |
| Farmullagh | 586 | Longford | Killoe | Granard |
| Farnagh | 213 | Ardagh | Ballymacormick | Longford |
| Farraghroe | 463 | Longford | Killoe | Longford |
| Farranakill | 20 | Shrule | Taghsheenod | Ballymahon |
| Farranyoogan | 202 | Ardagh | Ballymacormick | Longford |
| Feraghfad | 722 | Ardagh | Ballymacormick | Longford |
| Ferskill | 532 | Granard | Granard | Granard |
| Fihoges | 99 | Longford | Clongesh | Longford |
| Finnaragh | 183 | Ardagh | Ardagh | Longford |
| Finns | 87 | Moydow | Taghsheenod | Ballymahon |
| Firmount | 160 | Granard | Clonbroney | Granard |
| Fohoragh | 789 | Granard | Killoe | Granard |
| Forgney | 887 | Shrule | Forgney | Ballymahon |
| Formoyle (Farrell) | 226 | Rathcline | Rathcline | Longford |
| Formoyle (Newcomen) | 214 | Rathcline | Rathcline | Longford |
| Forthill | 565 | Rathcline | Cashel | Ballymahon |
| Fortmill and Moyra | 168 | Ardagh | Ardagh | Longford |
| Fortwilliam | 195 | Rathcline | Cashel | Ballymahon |
| Fostragh | 617 | Longford | Killoe | Longford |
| Foxhall | 297 | Ardagh | Rathreagh | Ballymahon |
| Foxhall Glebe | 32 | Ardagh | Rathreagh | Ballymahon |
| Foygh | 410 | Rathcline | Kilcommock | Ballymahon |
| France | 126 | Granard | Clonbroney | Granard |
| Freaghmeen | 137 | Ardagh | Street | Granard |
| Freehalman | 119 | Ardagh | Templemichael | Longford |
| Froghan | 188 | Ardagh | Street | Granard |
| Furze | 81 | Ardagh | Rathreagh | Ballymahon |
| Gaigue | 952 | Longford | Killoe | Longford |
| Gallid | 252 | Granard | Granard | Granard |
| Garranboy | 65 | Moydow | Moydow | Longford |
| Garrowhill | 260 | Longford | Clongesh | Longford |
| Garryandrew | 148 | Ardagh | Mostrim | Granard |
| Garrycam | 331 | Moydow | Kilglass | Ballymahon |
| Garryconnell | 138 | Ardagh | Ardagh | Longford |
| Garrynagh | 94 | Shrule | Noughaval | Ballymahon |
| Garvagh | 368 | Granard | Clonbroney | Granard |
| Garvagh | 145 | Ardagh | Ballymacormick | Longford |
| Garvary | 231 | Longford | Killoe | Longford |
| Gelshagh | 539 | Granard | Columbkille | Granard |
| Glack | 107 | Ardagh | Templemichael | Longford |
| Glannagh | 243 | Granard | Killoe | Granard |
| Glebe | 80 | Ardagh | Kilglass | Ballymahon |
| Glebe | 57 | Rathcline | Shrule | Ballymahon |
| Glebe | 54 | Rathcline | Cashel | Ballymahon |
| Glebe | 52 | Rathcline | Rathcline | Longford |
| Glebe | 46 | Shrule | Taghshinny | Ballymahon |
| Glebe | 42 | Longford | Killashee | Longford |
| Glebe | 24 | Ardagh | Ballymacormick | Longford |
| Glen | 510 | Ardagh | Ardagh | Longford |
| Glenmore | 689 | Longford | Killoe | Longford |
| Glenmore | 494 | Moydow | Kilcommock | Ballymahon |
| Glenoghil | 520 | Granard | Clonbroney | Granard |
| Gneeve | 166 | Ardagh | Mostrim | Granard |
| Goats Island | 3 | Rathcline | Rathcline | Longford |
| Gorteen | 108 | Granard | Clonbroney | Granard |
| Gorteenagloon | 148 | Moydow | Ballymacormick | Longford |
| Gorteenboy | 163 | Moydow | Ballymacormick | Longford |
| Gorteenclareen | 644 | Rathcline | Shrule | Ballymahon |
| Gorteengar | 246 | Rathcline | Rathcline | Longford |
| Gorteenorna | 278 | Longford | Clongesh | Longford |
| Gorteenrevagh | 55 | Granard | Clonbroney | Granard |
| Gowlan | 532 | Moydow | Ballymacormick | Longford |
| Graffoge | 152 | Moydow | Ardagh | Longford |
| Graffoge | 124 | Granard | Granard | Granard |
| Gragh | 104 | Moydow | Ballymacormick | Longford |
| Granard | Town | Granard | Granard | Granard |
| Granard | 65 | Granard | Granard | Granard |
| Granardkill | 409 | Granard | Granard | Granard |
| Grassyard | 192 | Granard | Granard | Granard |
| Greagh | 267 | Longford | Killoe | Longford |
| Greenhall Lower | 102 | Rathcline | Cashel | Ballymahon |
| Greenhall Upper | 231 | Rathcline | Cashel | Ballymahon |
| Greville | 32 | Granard | Granard | Granard |
| Grillagh | 192 | Moydow | Killashee | Longford |
| Grillagh | 135 | Ardagh | Ardagh | Longford |
| Halfcartron | 48 | Granard | Granard | Granard |
| Higginstown | 144 | Granard | Granard | Granard |
| Horse Island | 1 | Rathcline | Cashel | Ballymahon |
| Incharmcdermot | 12 | Rathcline | Rathcline | Longford |
| Inchcleraun | 100 | Rathcline | Cashel | Ballymahon |
| Inchenagh | 69 | Rathcline | Rathcline | Longford |
| Inchmore | 17 | Granard | Abbeylara | Granard |
| Inchmore | 14 | Granard | Columbkille | Granard |
| Island | 238 | Rathcline | Kilcommock | Ballymahon |
| Jasper Island | 1 | Granard | Columbkille | Granard |
| Keel | 740 | Moydow | Kilglass | Ballymahon |
| Keel | 524 | Shrule | Noughaval | Ballymahon |
| Keelbaun | 68 | Shrule | Noughaval | Ballymahon |
| Keelogalabaun | 82 | Moydow | Moydow | Longford |
| Keeloge | 150 | Moydow | Moydow | Ballymahon |
| Keelogenasause | 124 | Ardagh | Mostrim | Granard |
| Keeloges | 170 | Ardagh | Ardagh | Longford |
| Keenagh | Town | Rathcline | Kilcommock | Ballymahon |
| Keenagh | 216 | Rathcline | Kilcommock | Ballymahon |
| Kilbride | 255 | Granard | Abbeylara | Granard |
| Kilcommock Glebe | 352 | Rathcline | Kilcommock | Ballymahon |
| Kilcourcey | 216 | Ardagh | Mostrim | Granard |
| Kilcurry | 578 | Shrule | Taghshinny | Ballymahon |
| Kilderreen | 74 | Granard | Clonbroney | Granard |
| Kildordan | 121 | Shrule | Forgney | Ballymahon |
| Kilfintan | 323 | Ardagh | Street | Granard |
| Kilfintan Lower (or Crancam) | 50 | Ardagh | Street | Granard |
| Kilglass and Cloonagh | 70 | Ardagh | Kilglass | Ballymahon |
| Killashee | Town | Moydow | Killashee | Longford |
| Killashee and Aghakeeran | 371 | Moydow | Killashee | Longford |
| Killasona | 543 | Granard | Granard | Granard |
| Killeen | 733 | Ardagh | Rathreagh | Ballymahon |
| Killeen | 676 | Granard | Granard | Granard |
| Killeen | 439 | Longford | Clongesh | Longford |
| Killeenatruan | 119 | Longford | Killoe | Longford |
| Killeenboy | 206 | Shrule | Abbeyshrule | Ballymahon |
| Killeendowd | 201 | Moydow | Taghsheenod | Ballymahon |
| Killeeny | 276 | Moydow | Killashee | Longford |
| Killeter | 339 | Longford | Killoe | Longford |
| Killinawas | 174 | Granard | Granard | Granard |
| Killinbore | 171 | Shrule | Taghshinny | Ballymahon |
| Killinlastra | 94 | Ardagh | Ardagh | Longford |
| Killinure | 194 | Rathcline | Rathcline | Longford |
| Killoe Glebe | 129 | Longford | Killoe | Longford |
| Killyfad | 200 | Longford | Killoe | Longford |
| Kilmacannon | 280 | Longford | Clongesh | Longford |
| Kilmahon | 355 | Longford | Killoe | Longford |
| Kilmakinlan | 163 | Moydow | Kilcommock | Ballymahon |
| Kilmore | 581 | Granard | Columbkille | Granard |
| Kilmore Lower | 379 | Longford | Clongesh | Longford |
| Kilmore Upper | 389 | Longford | Clongesh | Longford |
| Kilmoyle | 297 | Longford | Killoe | Longford |
| Kilnacarrow | 244 | Longford | Killoe | Longford |
| Kilnacarrow | 194 | Rathcline | Rathcline | Longford |
| Kilnacarrow | 164 | Shrule | Taghshinny | Ballymahon |
| Kilnasavoge | 66 | Ardagh | Templemichael | Longford |
| Kilnashee | 273 | Longford | Killoe | Longford |
| Kilsallagh | 538 | Ardagh | Mostrim | Granard |
| Kilshruley | 256 | Granard | Clonbroney | Granard |
| Kiltybegs | 245 | Ardagh | Templemichael | Longford |
| Kiltyclogh | 264 | Granard | Clonbroney | Granard |
| Kiltycon | 402 | Longford | Killoe | Longford |
| Kiltycreevagh | 944 | Longford | Killoe | Longford |
| Kiltykeary | 68 | Granard | Clonbroney | Granard |
| Kiltyreher | 223 | Longford | Templemichael | Longford |
| Kiltyreher | 188 | Longford | Killoe | Longford |
| Kinard | 434 | Ardagh | Rathreagh | Ballymahon |
| King's Island | 17 | Rathcline | Cashel | Ballymahon |
| Kinkillew | 64 | Granard | Granard | Granard |
| Knappoge | 621 | Longford | Killashee | Longford |
| Knappoge | 177 | Shrule | Kilcommock | Ballymahon |
| Knock | 107 | Rathcline | Rathcline | Longford |
| Knockagh | 262 | Shrule | Taghshinny | Ballymahon |
| Knockagowny | 70 | Moydow | Ballymacormick | Longford |
| Knockahaw | 207 | Ardagh | Templemichael | Longford |
| Knockanbaun (or Whitehill) | 563 | Granard | Clonbroney | Granard |
| Knockanboy | 75 | Ardagh | Ballymacormick | Longford |
| Knockatarry Brickeens | 70 | Moydow | Ballymacormick | Longford |
| Knockatarry Poynton | 167 | Moydow | Ballymacormick | Longford |
| Knockavegan | 244 | Moydow | Kilcommock | Ballymahon |
| Knockawalky | 70 | Longford | Templemichael | Longford |
| Knockloughlin | 269 | Longford | Templemichael | Longford |
| Knockmartin | 132 | Longford | Clongesh | Longford |
| Knockmoody | 85 | Granard | Clonbroney | Granard |
| Knocknaskea | 75 | Moydow | Kilglass | Ballymahon |
| Lackan | 441 | Ardagh | Mostrim | Granard |
| Laghlooney | 137 | Moydow | Kilcommock | Ballymahon |
| Lamagh | 310 | Longford | Clongesh | Longford |
| Lanesborough | Town | Rathcline | Rathcline | Longford |
| Lanesborough | 32 | Rathcline | Rathcline | Longford |
| Laragh | 155 | Rathcline | Shrule | Ballymahon |
| Larkfield | 674 | Granard | Columbkille | Granard |
| Laughil | 245 | Rathcline | Kilcommock | Ballymahon |
| Laughil | 112 | Ardagh | Ardagh | Longford |
| Laughil (Adair) | 101 | Granard | Clonbroney | Granard |
| Laughil (Edgeworth) | 171 | Granard | Clonbroney | Granard |
| Leab | 112 | Rathcline | Cashel | Ballymahon |
| Lechurragh | 208 | Ardagh | Street | Granard |
| Ledwithstown | 579 | Rathcline | Kilcommock | Ballymahon |
| Ledwithstown | 96 | Rathcline | Shrule | Ballymahon |
| Legan | 277 | Shrule | Kilglass | Ballymahon |
| Leggagh | 836 | Longford | Killoe | Longford |
| Lehery | 891 | Rathcline | Rathcline | Longford |
| Leitrim | 498 | Granard | Granard | Granard |
| Leitrim | 447 | Longford | Clongesh | Longford |
| Leitrim | 123 | Granard | Clonbroney | Granard |
| Leitrim (or Corbaun) | 466 | Granard | Columbkille | Granard |
| Lenaboy | 138 | Ardagh | Ardagh | Longford |
| Lettergeeragh | 186 | Longford | Killoe | Longford |
| Lettergonnell | 651 | Longford | Killoe | Longford |
| Lettergullion | 494 | Longford | Killoe | Longford |
| Leveran Island | 1 | Rathcline | Cashel | Ballymahon |
| Lightfield | 64 | Rathcline | Cashel | Ballymahon |
| Lisaquill | 169 | Shrule | Kilglass | Ballymahon |
| Lisbrack | 45 | Longford | Clongesh | Longford |
| Lisbrack | 42 | Longford | Templemichael | Longford |
| Liscahill | 241 | Ardagh | Mostrim | Granard |
| Liscormick | 188 | Shrule | Agharra | Ballymahon |
| Lisdreenagh | 192 | Ardagh | Kilglass | Longford |
| Lisduff | 343 | Ardagh | Ballymacormick | Longford |
| Lisduff | 195 | Granard | Clonbroney | Granard |
| Lisduff | 67 | Ardagh | Ardagh | Longford |
| Lisduff | 47 | Rathcline | Rathcline | Longford |
| Lisduff (Montgomery) | 355 | Moydow | Ardagh | Longford |
| Lisfarrell | 319 | Ardagh | Templemichael | Longford |
| Lisglassock | 113 | Shrule | Kilcommock | Ballymahon |
| Lisgurry | 98 | Moydow | Moydow | Longford |
| Lislea | 495 | Moydow | Kilcommock | Ballymahon |
| Lislea | 425 | Granard | Clonbroney | Granard |
| Lislom | 220 | Shrule | Kilcommock | Ballymahon |
| Lismacmanus | 140 | Rathcline | Rathcline | Longford |
| Lismacmurrogh | 123 | Shrule | Kilcommock | Ballymahon |
| Lismagawley | 42 | Rathcline | Cashel | Ballymahon |
| Lismagawley Bog | 25 | Rathcline | Cashel | Ballymahon |
| Lismagawley Meadow | 32 | Rathcline | Cashel | Ballymahon |
| Lismagoneen | 121 | Granard | Clonbroney | Granard |
| Lismore | 155 | Longford | Clongesh | Longford |
| Lismoy | 459 | Longford | Clongesh | Longford |
| Lisnabo | 123 | Longford | Clongesh | Longford |
| Lisnacreevy | 268 | Moydow | Taghsheenod | Ballymahon |
| Lisnacush | 269 | Rathcline | Rathcline | Longford |
| Lisnageeragh | 429 | Ardagh | Mostrim | Granard |
| Lisnagrish | 442 | Ardagh | Mostrim | Granard |
| Lisnamuck | 265 | Ardagh | Templemichael | Longford |
| Lisnanagh | 630 | Granard | Killoe | Granard |
| Lisnaneane | 87 | Granard | Granard | Granard |
| Lisraghtigan | 140 | Granard | Clonbroney | Granard |
| Lisraherty | 144 | Granard | Killoe | Granard |
| Lisrevagh | 290 | Rathcline | Rathcline | Longford |
| Lisryan | 411 | Ardagh | Street | Granard |
| Lissagernal | 224 | Longford | Clongesh | Longford |
| Lissaghanedan | 199 | Ardagh | Ardagh | Longford |
| Lissakit | 145 | Moydow | Taghsheenod | Ballymahon |
| Lissameen | 303 | Granard | Clonbroney | Granard |
| Lissanisky | 92 | Ardagh | Ardagh | Longford |
| Lissanisky | 55 | Rathcline | Shrule | Ballymahon |
| Lissanore | 234 | Ardagh | Mostrim | Granard |
| Lissanure | 556 | Ardagh | Mostrim | Granard |
| Lissanurlan | 180 | Longford | Templemichael | Longford |
| Lissard | 258 | Granard | Clonbroney | Granard |
| Lissardowlan | 153 | Ardagh | Templemichael | Longford |
| Lissavaddy | 110 | Longford | Killoe | Longford |
| Lissawarriff | 336 | Shrule | Agharra | Ballymahon |
| Lissawly (or St. Albans) | 91 | Rathcline | Rathcline | Longford |
| Listobit | 267 | Shrule | Taghshinny | Ballymahon |
| Listraghee | 166 | Granard | Clonbroney | Granard |
| Little Island | 1 | Rathcline | Rathcline | Longford |
| Long Island | 2 | Rathcline | Cashel | Ballymahon |
| Longfield | 373 | Ardagh | Mostrim | Granard |
| Longford | Town | Ardagh | Templemichael | Longford |
| Longford | Town | Longford | Templemichael | Longford |
| Loughan | 168 | Moydow | Taghsheenod | Ballymahon |
| Loughfarm | 122 | Rathcline | Cashel | Ballymahon |
| Loughsheedan | 103 | Moydow | Taghsheenod | Ballymahon |
| Lurgan | 73 | Ardagh | Rathreagh | Ballymahon |
| Lyanmore | 168 | Ardagh | Ardagh | Longford |
| Lyneen | 424 | Moydow | Killashee | Ballymahon |
| Magheraveen | 302 | Rathcline | Rathcline | Longford |
| Meelick | 63 | Moydow | Ballymacormick | Longford |
| Meeltanagh | 124 | Ardagh | Ardagh | Longford |
| Meeltanagh | 99 | Moydow | Moydow | Longford |
| Melkagh | 183 | Longford | Killoe | Longford |
| Melkernagh | 81 | Granard | Granard | Granard |
| Middleton | 382 | Moydow | Killashee | Longford |
| Minard | 159 | Longford | Clongesh | Longford |
| Moatavally | 231 | Ardagh | Street | Granard |
| Moatfarrell | 769 | Granard | Clonbroney | Granard |
| Moatfield | 18 | Granard | Granard | Granard |
| Molly | 513 | Granard | Columbkille | Granard |
| Mollyglass | 127 | Granard | Columbkille | Granard |
| Mollyroe | 66 | Moydow | Moydow | Longford |
| Monadarragh | 454 | Ardagh | Mostrim | Granard |
| Monaduff | 263 | Longford | Killoe | Longford |
| Monascallaghan | 286 | Moydow | Moydow | Longford |
| Moneyfad | 61 | Rathcline | Shrule | Ballymahon |
| Moneyhoolaghan | 122 | Ardagh | Street | Granard |
| Moneylagan | 236 | Longford | Clongesh | Longford |
| Moor | 138 | Ardagh | Ardagh | Longford |
| Mornin | 847 | Moydow | Taghsheenod | Ballymahon |
| Mosstown | 491 | Rathcline | Kilcommock | Ballymahon |
| Mosstown | 183 | Moydow | Kilcommock | Ballymahon |
| Mountdavis | 528 | Rathcline | Rathcline | Longford |
| Mountjessop | 260 | Moydow | Moydow | Longford |
| Moydow Glebe | 94 | Moydow | Moydow | Longford |
| Moygh | 350 | Rathcline | Shrule | Ballymahon |
| Moygh | 125 | Moydow | Killashee | Longford |
| Moyne | 502 | Granard | Killoe | Longford |
| Moyra and Fortmill | 168 | Ardagh | Ardagh | Longford |
| Muckerstaff | 351 | Granard | Granard | Granard |
| Muckinish | 27 | Rathcline | Cashel | Ballymahon |
| Mucknagh | 265 | Longford | Killoe | Longford |
| Mullagh | 196 | Longford | Templemichael | Longford |
| Mullagh Bog | 107 | Longford | Templemichael | Longford |
| Mullaghavorneen | 264 | Ardagh | Ballymacormick | Longford |
| Mullawornia | 245 | Rathcline | Shrule | Ballymahon |
| Mullingee | 55 | Granard | Granard | Granard |
| Mullinroe | 425 | Granard | Columbkille | Granard |
| Mullolagher | 265 | Longford | Templemichael | Longford |
| Nappagh | 255 | Moydow | Ardagh | Longford |
| Newcastle | 530 | Shrule | Forgney | Ballymahon |
| Newpark | 470 | Rathcline | Cashel | Ballymahon |
| Newport | 387 | Ardagh | Rathreagh | Ballymahon |
| Newtown | 181 | Moydow | Ballymacormick | Longford |
| Newtown | 102 | Ardagh | Rathreagh | Ballymahon |
| Newtown | 101 | Moydow | Killashee | Longford |
| Newtown Forbes | Town | Longford | Clongesh | Longford |
| Newtownbond | 385 | Granard | Killoe | Granard |
| Newtownflanigan | 134 | Rathcline | Cashel | Ballymahon |
| Nut Island | 15 | Rathcline | Cashel | Ballymahon |
| Oghil | 761 | Longford | Killoe | Longford |
| Oldtown | 325 | Ardagh | Ardagh | Longford |
| Pallas Beg | 222 | Shrule | Forgney | Ballymahon |
| Pallas More | 306 | Shrule | Forgney | Ballymahon |
| Parkplace | 164 | Moydow | Taghsheenod | Ballymahon |
| Polladooey | 240 | Granard | Columbkille | Granard |
| Pollagh | 274 | Rathcline | Cashel | Ballymahon |
| Portanure | 356 | Rathcline | Cashel | Ballymahon |
| Portanure Bog | 54 | Rathcline | Cashel | Ballymahon |
| Priests Island | 4 | Rathcline | Cashel | Ballymahon |
| Prucklish | 266 | Longford | Clongesh | Longford |
| Prucklishtown | 178 | Granard | Clonbroney | Granard |
| Queensland | 93 | Ardagh | Street | Granard |
| Rabbit Park | 223 | Ardagh | Ardagh | Longford |
| Ranaghan | 277 | Granard | Abbeylara | Granard |
| Ranaghanbaun | 40 | Granard | Abbeylara | Granard |
| Rappareehill | 671 | Moydow | Killashee | Longford |
| Rath | 566 | Shrule | Forgney | Ballymahon |
| Ratharney | 321 | Shrule | Abbeyshrule | Ballymahon |
| Rathbrackan | 305 | Granard | Abbeylara | Granard |
| Rathcline | 1,168 | Rathcline | Rathcline | Longford |
| Rathcor | 164 | Granard | Granard | Granard |
| Rathcronan | 201 | Granard | Granard | Granard |
| Rathmore | 849 | Shrule | Noughaval | Ballymahon |
| Rathmore | 649 | Granard | Columbkille | Longford |
| Rathsallagh | 186 | Shrule | Abbeyshrule | Ballymahon |
| Rathvaldron | 142 | Ardagh | Ardagh | Longford |
| Red Island | 1 | Rathcline | Cashel | Ballymahon |
| Rhine | 781 | Longford | Killoe | Longford |
| Richfort (or Cooleeshil) | 289 | Ardagh | Ardagh | Longford |
| Rincoolagh | 662 | Granard | Granard | Granard |
| Ringowny | 727 | Ardagh | Mostrim | Granard |
| Rinn and Clogher | 261 | Longford | Killashee | Longford |
| Rinnenny | 138 | Ardagh | Mostrim | Granard |
| Rinroe | 263 | Granard | Granard | Granard |
| Rinvanny | 258 | Ardagh | Clonbroney | Granard |
| Robinstown | 159 | Granard | Granard | Granard |
| Rockpeyton | 64 | Ardagh | Kilglass | Ballymahon |
| Roos | 250 | Granard | Clonbroney | Granard |
| Rosduff | 743 | Granard | Columbkille | Granard |
| Rossan | 291 | Granard | Abbeylara | Granard |
| Saintjohnstown (or Ballinalee) | 161 | Granard | Clonbroney | Granard |
| Saints Island | 205 | Rathcline | Cashel | Ballymahon |
| Sallow Island | 1 | Longford | Clongesh | Longford |
| Sand Island | 5 | Rathcline | Cashel | Ballymahon |
| School Land | 96 | Granard | Clonbroney | Granard |
| Screeboge | 200 | Shrule | Taghsheenod | Ballymahon |
| Shanmullagh | 783 | Longford | Killoe | Longford |
| Shantum | 179 | Ardagh | Mostrim | Granard |
| Sharvoge | 242 | Moydow | Killashee | Longford |
| Sheeroe | 41 | Shrule | Agharra | Ballymahon |
| Sheeroe | 29 | Granard | Clonbroney | Granard |
| Shrule | 55 | Rathcline | Shrule | Ballymahon |
| Sleehaun | 425 | Ardagh | Rathreagh | Ballymahon |
| Sleehaun (Sankey) | 95 | Ardagh | Rathreagh | Ballymahon |
| Slieve | 332 | Longford | Killashee | Longford |
| Smear | 1,072 | Granard | Columbkille | Granard |
| Smithfield | 104 | Ardagh | Kilglass | Ballymahon |
| Snugborough | 36 | Moydow | Kilcommock | Ballymahon |
| Sonnagh | 526 | Granard | Columbkille | Granard |
| Soran | 1,204 | Longford | Killoe | Longford |
| Springtown | 665 | Granard | Granard | Granard |
| Sragarrow | 52 | Longford | Clongesh | Longford |
| St Albans (or Lissawly) | 91 | Rathcline | Rathcline | Longford |
| St Annes Glebe | 86 | Longford | Clongesh | Longford |
| Stonepark | 195 | Ardagh | Ballymacormick | Longford |
| Stonepark | 71 | Moydow | Kilcommock | Ballymahon |
| Streamstown | 92 | Rathcline | Cashel | Ballymahon |
| Streamstown | 89 | Shrule | Taghshinny | Ballymahon |
| Swan Island | 1 | Granard | Columbkille | Granard |
| Taghsheenod Glebe | 47 | Moydow | Taghsheenod | Ballymahon |
| Taghshinny | 372 | Shrule | Taghshinny | Ballymahon |
| Tawnagh | 482 | Longford | Killoe | Longford |
| Teemore | 64 | Granard | Granard | Granard |
| Templemichael Glebe | 163 | Ardagh | Templemichael | Longford |
| Templeton Glebe | 379 | Moydow | Killashee | Longford |
| Tennalick | 546 | Shrule | Taghshinny | Ballymahon |
| Tennalough | 316 | Shrule | Agharra | Ballymahon |
| Tennyphobble | 43 | Granard | Granard | Granard |
| Tinnynarr | 416 | Ardagh | Mostrim | Granard |
| Tipper | 120 | Rathcline | Cashel | Ballymahon |
| Tipper | 80 | Shrule | Kilcommock | Ballymahon |
| Tirlickeen | 852 | Rathcline | Shrule | Ballymahon |
| Tober | 256 | Granard | Abbeylara | Granard |
| Toberfelim | 166 | Granard | Granard | Granard |
| Tomisky | 273 | Longford | Mohill | Longford |
| Toneen | 215 | Moydow | Moydow | Longford |
| Toneen | 181 | Granard | Granard | Granard |
| Tonymore North | 211 | Granard | Abbeylara | Granard |
| Tonymore South | 463 | Granard | Abbeylara | Granard |
| Tonywardan | 559 | Granard | Granard | Granard |
| Toome | 557 | Granard | Columbkille | Granard |
| Toome | 307 | Shrule | Taghshinny | Ballymahon |
| Toorfin | 112 | Ardagh | Templemichael | Longford |
| Torboy | 350 | Moydow | Taghsheenod | Ballymahon |
| Townparks | 402 | Ardagh | Templemichael | Longford |
| Townparks | 137 | Longford | Clongesh | Longford |
| Treanboy | 76 | Moydow | Killashee | Longford |
| Treel | 192 | Ardagh | Ardagh | Longford |
| Treel | 87 | Longford | Clongesh | Longford |
| Treel | 59 | Ardagh | Kilglass | Ballymahon |
| Trillickacurry | 369 | Moydow | Ballymacormick | Longford |
| Trillickatemple | 236 | Moydow | Ballymacormick | Longford |
| Tromra | 423 | Granard | Granard | Granard |
| Tully | 487 | Granard | Granard | Granard |
| Tully | 376 | Longford | Clongesh | Longford |
| Tully | 207 | Shrule | Kilglass | Ballymahon |
| Tullybaun | 74 | Granard | Clonbroney | Granard |
| Tullyvrane | 337 | Rathcline | Rathcline | Longford |
| Tureen | 285 | Rathcline | Rathcline | Longford |
| Twentyacres | 69 | Ardagh | Templemichael | Longford |
| Twentyacres | 16 | Ardagh | Ardagh | Longford |
| Vicarsfield Glebe | 26 | Granard | Clonbroney | Granard |
| Vicarstown | 99 | Shrule | Agharra | Ballymahon |
| White Island | 12 | Granard | Killoe | Granard |
| White Island | 3 | Granard | Columbkille | Granard |
| Whitehill (or Knockanbaun) | 563 | Granard | Clonbroney | Granard |
| Whiterock | 226 | Ardagh | Templemichael | Longford |
| Willsbrook | 178 | Granard | Granard | Granard |
| Woodlawn | 89 | Moydow | Killashee | Longford |