List of numbered highways in Louisiana

U.S. and Louisiana Highways

Interstate Highways

• Interstate 10, south Louisiana's east-west artery, includes cities of New Orleans, Baton Rouge, Lafayette and Lake Charles.
• Interstate 12, Baton Rouge to Slidell, New Orleans bypass
• Interstate 20, north Louisiana's east-west artery, includes cities of Shreveport and Monroe, Louisiana.
• Interstate 49, Lafayette to Shreveport, expansion of 49 south to New Orleans, replacing part of U.S. Highway 90, and north to Kansas City, Missouri is scheduled.
• Interstate 55
• Interstate 59
• Interstate 110, Baton Rouge downtown spur.
• Interstate 210, Lake Charles east-west loop.
• Interstate 220, Shreveport/Bossier City bypass
• Interstate 310
• Interstate 310 (1964) (cancelled), spur connecting Houma-area to I-10.
• Interstate 410 (1955) (cancelled)
• Interstate 410 (1969) (cancelled)
• Interstate 410 (200?) (proposed), loop around Baton Rouge.
• Interstate 420 (cancelled)
• Interstate 510, spur connecting eastern New Orleans and Chalmette to I-10.
• Interstate 610, New Orleans downtown bypass.
• Interstate 910, only designated by the Federal Highway Administration for the West Bank Expressway, placeholder to become part of future I-49.

Proposed

• Interstate 69, entering Texas in DeSoto Parish to the Shreveport - Bossier City area and out the state to Arkansas near Haynesville, Louisiana.

References

• Louisiana Highways @ AARoads (includes a route log)
• Louisiana Department of Transportation and Development, State, District, and Parish maps
• Louisiana Department of Transportation and Development, Functional Classification Maps

External links

• Louisiana US Highways
• Road Signs of Louisiana