List of U.S. Highways in Maine

United States Numbered Highways in Maine

U.S. Route 1 markerU.S. Route 2A markerU.S. Route 202 marker

Standard markers for US Highways in Maine
System information
Maintained by MaineDOT
Formed: November 11, 1926 (1926-11-11)
Highway names
Interstates: Interstate x (I-X)
US Highways: U.S. Route x (US-X)
State: State Route x or Route x (SR X)
System links

Primary routes

Note about termini: In several cases there is disagreement between the administrative termini of a route (which is defined by MaineDOT) and the termini signed in the field. All termini listed on this page are administrative termini; discrepancies are listed on the respective pages.

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
US 1 527.19848.43 US 1 in Portsmouth, NHRoute 161 in Clair, NB 1926current
US 2 273.64440.38 US 2 in Shelburne, NHI95 in Houlton 1926current
US 201 157.46253.41 US 1 / SR 24 in BrunswickSR 6 / Route 173 near Saint-Theophile, QC 1926current
US 202 168.52271.21 US 202 / NH 11 in Rochester, NHI395 / US 1A / SR 15 in Bangor 1936current Currently signed with US 1A into downtown Bangor at US 2, but was truncated to I-395 in 1989. Does not officially intersect with US 2.
US 302 54.1587.15 US 302 in Conway, NHI295 / US 1 / SR 100 in Portland 1935current Currently signed with SR 100 to end at Park Ave (formerly US 1), but was truncated in 2007 when US 1 was shifted onto I-295.

Alternate and auxiliary routes

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes

US 1 Byp.
1.52.4 US 1 Byp. in PortsmouthUS 1 in Kittery c.1960current Originally designated US 1A, also designated I-95 until 1972

US 1 Bus.
3.45.5 US 1 in NewcastleUS 1 in Damariscotta 1963current Formerly US 1

US 1 Bus.
3.65.8 19511960 Former alignment of US 1, redesignated US 1 in 1960

US 1 Bus.
2.64.2 19551956 Redesignated US 1A Business, which was later decommissioned
US 1A 7.011.3 US 1 in YorkUS 1 in York 1936current York segment
US 1A 3.55.6 I295 / US 1 in PortlandI295 / US 1 in Portland 1951current Portland segment
US 1A 1.62.6 US 1 in RocklandUS 1 in Rockland 1941current Rockland segment; redesignated US 1 Bypass in 1963 but reverted to US 1A in 1987
US 1A 54.086.9 US 1 / SR 3 in Stockton SpringsUS 1 / SR 3 in Ellsworth 1966current Stockton Springs-Ellsworth segment; formerly US 1
US 1A 7.812.6 US 1 in MilbridgeUS 1 in Harrison 1936current Milbridge-Harrison segment
US 1A 8.113.0 US 1 in JonesboroUS 1 in Machias 1936current Jonesboro-Machias segment
US 1A 49.880.1 US 1 in Mars HillUS 1 in Van Buren 1940current Mars Hill-Van Buren segment, formerly US 1.

US 1A Bus.
1955 Unsigned designation for a former alignment of US 1 in Bangor, now unnumbered.
US 2A 4.67.4 US 2 in OronoUS 2 / SR 43 in Old Town 1954current Southern segment, formerly US 2
US 2A 43.570.0 US 2 in Macwahoc PlantationUS 1 / US 2 in Houlton 1936current Northern segment, formerly SR 166
US 201A 26.1842.13 US 2 / US 201 / SR 104 in SkowheganUS 201 / SR 8 in Solon 1954current Formerly US 201; now completely overlaid with other routes
  •       Former

See also

References

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