Louisiana/Route Relations
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Numbered State Routes
The following incomplete table contains a list of Louisiana highways. See DOTD website for maps of state highways by Parish. Some highways may be included in the DOTD's road transfer program (RTP) and are noted as such. These should be checked regularly as they could be transferred to local ownership.
| Number | Route Relation | Description | Status |
|---|---|---|---|
| 1 | 2193828 2193828
|
From Bayou Rigaud to Texas | |
| 1 Business | 10284350 10284350
|
Natchitoches | |
| 6 | 3805210 3805210
|
From Texas to Clarence | |
| 6 Business | 10284346 10284346
|
Natchitoches | |
| 8 | 3805242 3805242
|
From Texas to Sicily Island | |
| 12 | 38096363 38096363
|
Texas border to US-90 in Ragley | |
| 14 | 3821835 3821835
|
From Lake Charles to New Iberia | |
| 27 | 3913667 3913667
|
From Lake Charles to Cameron then to Deridder | RTP between Cameron and Creole |
| 47 | 122989 122989
|
From Chalmette Ferry to Downman Rd. | |
| 82 | 8192498 8192498
|
From Lafayette to Texas following coast | |
| 101 | 8196212 8196212
|
From Hayes to LA-383 north of Iowa | |
| 108 | 8199226 8199226
|
From Vinton to US-90 in Sulphur via Carlyss | partial RTP |
| 109 | 8199230 8199230
|
From US-90 west of Vinton to LA-27 south of Singer | |
| 378 | 10294233 10294233
|
From I-10 in Westlake to US-171 in Moss Bluff with a spur to Sutherland Road and Sam Houston Jones State Park | Complete |
| 379 | 10294235 10294235
|
From LA-27 north of Sulphur to Westlake | |
| 383 | 10264858 10264858
|
From Iowa to Kinder parallel to US-165 | |
| 384 | 10433554 10433554
|
From Cameron Prairie Refuge to Lake Charles | |
| 385 | 10433543 10433543
|
From Lake Charles to 384 in Cameron Parish | |
| 389 | 10264706 10264706
|
From DeQuincy to Merryville | |
| 390 | 14910014 14910014
|
Off of LA-27 west through Hackberry | |
| 397 | 10433652 10433652
|
East of Lake Charles | Partially mapped |
| 717 | 10433973 10433973
|
Loops off of LA 14 south of Lake Arthur | |
| 1133 | 10276207 10276207
|
From LA-108 to LA-108 in Carlyss | RTP |
| 1138-1 | 10433736 10433736
|
From I-210 in Lake Charles to Sallier Street | Construction |
| 1138-2 | 10433673 10433673
|
From Ryan Street to Country Club | Partial RTP |
| 1138-3 | 10433665 10433665
|
From I-210 to LA-14 | RTP |
| 1141 | 14910046 14910046
|
Monkey Island | |
| 1143 | 14910010 14910010
|
From LA-27 east through Creole in Cameron | |
| 1144 | 10433584 10433584
|
South from 384 in Grand Lake | |
| 1256 | From Carlyss to I-10 in Sulphur | RTP | |
| 3020 | 10433648 10433648
|
Parallels I-10 between US-171 and LA-397 | RTP |
| 3056 | 10433976 10433976
|
||
| 3059 | 10294279 10294279
|
From US-171 to LA-383 | |
| 3063 | 10276208 10276208
|
From I-10 to LA-109 via Vinton | |
| 3092 | 10433737 10433737
|
From 384 to LA-14 | RTP |
| 3112 | Between 109 and Toomey | RTP? | |
| 3186 | 10433560 10433560
|
From Common Street to LA-14 | RTP |
| 3256 | 10433650 10433650
|
From US-90 to I-10 frontage road | RTP |
| 3258 | 10433649 10433649
|
Runs between frontage roads in Iowa |
Scenic Byways
Louisiana has a series of scenic byways. They are additional designations on preexisting state highways and are currently unmapped.