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List of U.S. Highways in Louisiana

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From Wikipedia, the free encyclopedia

U.S. Highways of the Louisiana Highway System
Highway markers from different years: 1928 (left), 1948 (center), 1970–present (right)
System information
Maintained byLa DOTD
Length	2,598.636 mi^[3] (4,182.099 km)
Formed	November 11, 1926 (1926-11-11) (designated);^[1] February 1928 (signed)^[2]
Highway names
US Highways	U.S. Highway X (US X)
Special routes:	U.S. Highway X Business (US X Bus.); U.S. Highway X Bypass (US X Byp.); U.S. Highway X Truck (US X Truck)
System links
Louisiana State Highway System Interstate US State Scenic

TheU.S. Highway System in Louisiana consists of 2,490.851 miles (4,008.636 km) of mainline highway routes and 107.785 miles (173.463 km) ofspecial routes (both figures including concurrencies) that are constructed and maintained by theLouisiana Department of Transportation and Development (La DOTD).^[3]

Mainline routes

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Number	Length (mi)^[3]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
US 11	31.153	50.136	US 90 inNew Orleans	Mississippi state line north ofPearl River	01939-01-011939^[4]	current
US 51	68.925	110.924	US 61 inLaPlace	Mississippi state line north ofKentwood	01926-01-011926^[1]	current
US 61	121.644	195.767	US 90 inNew Orleans	Mississippi state line north ofSt. Francisville	01926-01-011926^[1]	current
US 63	35.351	56.892	I-20/US 167/LA 146 inRuston	Arkansas state line atJunction City	01999-01-011999^[5]	current	Entire route co-signed with US 167; only U.S. highway in Louisiana with same number as a current state route (LA 63)
US 65	100.77	162.17	US 425/LA 15 inClayton	Arkansas state line north ofLake Providence	01926-01-011926^[1]	current
US 71	231.099	371.918	US 190 west ofKrotz Springs	Arkansas state line atIda	01926-01-011926^[1]	current
US 79	88.246	142.018	Texas state line southwest ofGreenwood	Arkansas state line north ofHaynesville	01935-01-011935^[6]	current
US 80	199.850	321.627	Texas state line west ofGreenwood	Mississippi state line atVicksburg, MS	01926-01-011926^[1]	current
US 84	182.851	294.270	Texas state line atLogansport	Mississippi state line atNatchez, MS	01935-01-011935^[6]	current
US 90	297.6	478.9	Texas state line atOrange, TX	Mississippi state line atPearlington, MS	01926-01-011926^[1]	current	Lafayette–New Orleans segment projected to become part ofI-49
US 165	228.319	367.444	US 90 east ofLake Charles	Arkansas state line north ofBonita	01926-01-011926^[1]	current
US 167	241.046	387.926	LA 14 Bus. inAbbeville	Arkansas state line atJunction City	01926-01-011926^[1]	current
US 171	177.441	285.564	US 90/LA 14 inLake Charles	US 79/US 80/LA 3094 inShreveport	01926-01-011926^[1]	current	Only U.S. Highway completely within Louisiana; intersectsUS 71 via LA 3094 in Shreveport
US 190	280.8	451.9	Texas state line west ofMerryville	US 90 inWhite Kitchen, nearSlidell	01926-01-011926^[1]	current
US 371	84.140	135.410	I-49/LA 177 southwest ofCoushatta	Arkansas state line atSpringhill	01994-01-011994^[7]	current
US 425	120.969	194.681	Mississippi state line atNatchez, MS	Arkansas state line north ofBastrop	01989-01-011989^[8]	current

Current special routes

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Number	Length (mi)^[3]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
US 51 Bus.	8.837	14.222	South ofPonchatoula	Hammond	01960-01-011960^[9]	current	La DOTD designation: US 51-X
US 61 Bus.	11.098	17.860	Baton Rouge	Baton Rouge	01960-01-011960^[9]	current	La DOTD designation: US 61-X; entire route duplicated byUS 190 Bus.
US 71 Byp.	6.530	10.509	Alexandria	Alexandria	01994-01-011994^[10]	current	Entire route followsI-49
US 79 Byp.	5.223	8.406	South ofHomer	Homer	02011-01-012011^[11]	current	La DOTD designation: US 79-B
US 79 Truck	4.417	7.108	Minden	Minden	—	—	Route follows combination of local roads,US 80, andLA 531
US 80 Truck	0.284	0.457	Arcadia	Arcadia	—	—	Route followsLA 798-1 andLA 151
US 80 Truck	0.158	0.254	Gibsland	Gibsland	—	—	Entire route followsLA 799
US 80 Truck	0.470	0.756	Minden	Minden	—	—	Entire route followsUS 79 Truck
US 84 Bus.	0.733	1.180	Mansfield	Mansfield	02010-01-012010^[12]	current	La DOTD designation: US 84-B
US 90 Bus.	2.633	4.237	Lafayette	Lafayette	01965-01-011965^[13]	current	La DOTD designation: US 90-Y
US 90 Bus.	3.207	5.161	Lake Charles	Lake Charles	01963-01-011963^[14]	current	La DOTD designation: US 90-X
US 90 Bus.	8.158	13.129	Morgan City	East ofAmelia	01999-01-011999^[5]	current	La DOTD designation: US 90-W
US 90 Bus.	14.580	23.464	West ofWestwego	New Orleans	01960-01-011960^[15]^[16]	current	La DOTD designation: US 90-Z
US 165 Bus.	6.073	9.774	Alexandria	Pineville	01963-01-011963^[14]	current	La DOTD designation: US 165-X
US 165 Bus.	9.688	15.591	South ofRichwood	Monroe	01970-01-011970^[17]	current	La DOTD designation: US 165-Y
US 167 Bus.	4.306	6.930	Alexandria	Alexandria	01994-01-011994^[10]	current	La DOTD designation: US 167-X
US 171 Bus.	3.113	5.010	East ofZwolle	North of Zwolle	02008-01-012008^[18]	current	La DOTD designation: US 171-X
US 190 Bus.	10.982	17.674	Baton Rouge	Baton Rouge	01960-01-011960^[9]	current	La DOTD designation: US 61-X; entire route duplicatesUS 61 Bus.
US 190 Bus.	3.306	5.320	Covington	Covington	01969-01-011969^[19]	current	La DOTD designation: US 190-X
US 190 Bus.	3.937	6.336	Slidell	East of Slidell	01971-01-011971^[20]	current	La DOTD designation: US 190-Y; official mileage does not reflect entire signed route
US 190 Spur	0.052	0.084	Kinder	Kinder	—	—	La DOTD designation: US 190-S; un-signed route

Former special routes

[edit]


Number	Length (mi)	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
US 61 Bus.	2.46	3.96	St. Francisville	St. Francisville	01960-01-011960^[9]	02012-01-012012	Route followedLA 3057 andLA 10 (nowLA 1263)
US 61 Byp.	6.6	10.6	Baton Rouge	Baton Rouge	01947-01-011947^[21]	01963-01-011963^[14]	Entire route duplicated byUS 65 Byp. until 1951 andUS 190 Byp. after 1954; replaced by mainlineUS 61
US 65 Byp.	10.4	16.7	Nesser	Baton Rouge	01947-01-011947^[21]	01951-01-011951^[22]	Entire route duplicatedUS 61 Byp.; deleted whenUS 65 southern terminus moved toNatchez, MS
US 71 Bus.	4.5	7.2	Alexandria	Alexandria	01947-01-011947^[21]	01951-01-011951^[22]	Replaced by mainlineUS 71
US 71 Bus.	4.6	7.4	Alexandria	Alexandria	01963-01-011963^[14]	01981-01-011981^[23]	Replaced by re-routedUS 167 and existing state highways
US 71 Byp.	4.8	7.7	Alexandria	Alexandria	01951-01-011951^[22]	01963-01-011963^[14]	Entire route duplicated byUS 167 Byp.; replaced by mainlineUS 71
US 80 Alt.	3.7	6.0	East ofBossier City	Shreveport	01937-01-011937^[24]	01939-01-011939^[25]	AlternateRed River crossing
US 90 Alt.	3	4.8	New Orleans	New Orleans	01935-01-011935	01936-01-011936
US 90 Bus.	2.7	4.3	Lafayette	Lafayette	01947-01-011947^[21]	01951-01-011951^[22]	Replaced by mainlineUS 90
US 90 Byp.	2.1	3.4	Lafayette	Lafayette	01951-01-011951^[22]	01956-01-011956^[26]	Replaced by mainlineUS 90
US 165 Byp.	8.8	14.2	Alexandria	North ofPineville	01951-01-011951^[22]	01963-01-011963^[14]	Replaced by mainlineUS 165
US 165 Byp.	7.9	12.7	Rilla	Monroe	01965-01-011965^[13]	01970-01-011970^[17]	Replaced by mainlineUS 165
US 167 Byp.	1.3	2.1	Lafayette	Lafayette	01955-01-011955^[27]	01956-01-011956^[26]	Entire route followedUS 90 Byp.; replaced by mainlineUS 167
US 167 Byp.	4.8	7.7	Alexandria	Alexandria	01951-01-011951^[22]	01963-01-011963^[14]	Entire route duplicatedUS 71 Byp.; replaced by mainlineUS 167
US 190 Byp.	6.6	10.6	Baton Rouge	Baton Rouge	01947-01-011947^[21]	01963-01-011963^[14]	Entire route followedUS 61 Byp. (andUS 65 Byp. until 1951); replaced by mainlineUS 190
US 190 Spur	0.74	1.19	Hammond	Hammond	—	01991-01-011991	Replaced byLA 3260

References

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^^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^kUnited States Numbered Highways, Selected by American Association of State Highway Officials, Approved by United States Department of Agriculture.American Association of State Highway Officials. 1927.
^"Standard U.S. Road Markers Being Erected".Alexandria Daily Town Talk. Alexandria, LA. February 14, 1928. p. 9.
^^a ^b ^c ^dLouisiana Department of Transportation and Development, Highway Inventory Unit (2018)."LRS Conversion Tool". Louisiana Department of Transportation and Development. RetrievedJanuary 4, 2019.
^Weingroff, Richard F. (April 7, 2011)."U.S. 11 - Rouses Point, New York, to New Orleans, Louisiana".Highway History.Federal Highway Administration. RetrievedApril 25, 2013.
^^a ^bSpecial Committee on U.S. Route Numbering (October 1, 1999)."Report of the Special Committee on U.S. Route Numbering to the Standing Committee on Highways"(PDF) (Report). Washington, DC:American Association of State Highway and Transportation Officials. Archived fromthe original(PDF) on October 16, 2017. RetrievedNovember 5, 2015.
^^a ^bLouisiana Highway Commission; Hal M. Bourg (July 1, 1935).Official Road Map of Louisiana (Map). Scale not given. Baton Rouge: Louisiana Highway Commission.
^Special Committee on U.S. Route Numbering (April 10, 1994)."Report of the Special Committee on U.S. Route Numbering to the Standing Committee on Highways"(PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived fromthe original(PDF) on October 16, 2017. RetrievedNovember 5, 2015.
^Special Committee on U.S. Route Numbering (October 7, 1989)."Report of the Special Committee on U.S. Route Numbering to the Executive Committee"(PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived fromthe original(PDF) on October 16, 2017. RetrievedNovember 5, 2015.
^^a ^b ^c ^dLouisiana Department of Highways (December 1960).Louisiana (Map). Scale not given. Baton Rouge: Louisiana Department of Highways.
^^a ^bSpecial Committee on U.S. Route Numbering (November 12, 1994)."Report of the Special Committee on U.S. Route Numbering to the Standing Committee on Highways"(PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived fromthe original(PDF) on October 16, 2017. RetrievedNovember 5, 2015.
^Special Committee on U.S. Route Numbering (October 15, 2011)."Report to the Standing Committee on Highways"(PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived fromthe original(PDF) on October 16, 2017. RetrievedNovember 5, 2015.
^Special Committee on U.S. Route Numbering (October 29, 2010)."Report to the Standing Committee on Highways"(PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived fromthe original(PDF) on October 16, 2017. RetrievedNovember 5, 2015.
^^a ^bLouisiana Department of Highways (1966).Louisiana (Map). Scale not given. Baton Rouge: Louisiana Department of Highways.
^^a ^b ^c ^d ^e ^f ^g ^hLouisiana Department of Highways (June 1, 1963).Louisiana (Map). Scale not given. Baton Rouge: Louisiana Department of Highways.
^"West Bank Link Opens Monday".The Times-Picayune. New Orleans. September 11, 1960. p. 6.ISSN 1055-3053.
^Barry, Fred (October 9, 1960). "West Bank Expressway Removes Bottlenecks".The Times-Picayune. New Orleans. p. 6.ISSN 1055-3053.
^^a ^bU.S. Route Numbering Subcommittee (June 20, 1970)."U.S. Route Numbering Subcommittee Agenda Showing Action Taken by the Executive Committee"(PDF) (Report). Washington, DC: American Association of State Highway Officials. RetrievedNovember 5, 2015 – via Wikimedia Commons.
^Special Committee on U.S. Route Numbering (May 4, 2008)."Special Committee on US Route Numbering Decisions" (Report). Washington, DC: American Association of State Highway and Transportation Officials. Archived fromthe original(MHT) on October 16, 2017. RetrievedNovember 5, 2015.
^U.S. Route Numbering Subcommittee (June 24, 1969)."U.S. Route Numbering Subcommittee Agenda Showing Action Taken by the Executive Committee" (Report). Washington, DC: American Association of State Highway Officials. RetrievedNovember 5, 2015 – via Wikisource.
^U.S. Route Numbering Subcommittee (June 21, 1971)."U.S. Route Numbering Subcommittee Agenda Showing Action Taken by the Executive Committee"(PDF) (Report). Washington, DC: American Association of State Highway Officials. RetrievedNovember 5, 2015 – via Wikimedia Commons.
^^a ^b ^c ^d ^eLouisiana Department of Highways (1947).Louisiana Highways (Map). Scale not given. Baton Rouge: Louisiana Department of Highways.
^^a ^b ^c ^d ^e ^f ^gLouisiana Department of Highways (September 1, 1951).Louisiana Highways (Map). Scale not given. Baton Rouge: Louisiana Department of Highways.
^Special Committee on U.S. Route Numbering (October 3, 1981)."Route Numbering Committee Agenda" (Report). Washington, DC: American Association of State Highway and Transportation Officials. RetrievedNovember 5, 2015 – via Wikisource.
^Gallup Map and Supply (1937).Louisiana Info-Map (Map).Gulf Oil.
^H.M. Gousha (1939).Road Map of Louisiana (Map). Scale not given. Baton Rouge: Tourist Bureau, Louisiana Department of Commerce and Industry.
^^a ^bLouisiana Department of Highways (July 1, 1956).Louisiana Highways (Map). Scale not given. Baton Rouge: Louisiana Department of Highways.
^Louisiana Department of Highways (July 1, 1955).Louisiana Highways: Interim Road Map (Map). Scale not given. Baton Rouge: Louisiana Department of Highways.

External links

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Maps / GIS Data Homepage, Louisiana Department of Transportation and Development

v t e Louisiana Highway System
Highway systems	Interstate U.S. State 1–99 100–149 150–199 300–349 350–399 400–449 450–499 500–549 550–599 600–649 650–699 700–749 750–799 800–849 850–899 900–949 950–999 1000–1049 1050–1099 1100–1149 1150–1199 1200–1299 3000–3049 3050–3099 3100–3149 3150–3199 3200–3249 3250–3299 Pre-1955 state highways 1–50 51–100 Parish Scenic
Highway agency	Louisiana Department of Transportation and Development (La DOTD)