List of state highways in Louisiana (150–199)
The following is a list of state highways in the U.S. state of Louisiana designated in the 150-199 range.
Louisiana Highway 150
Louisiana Highway 150 runs in an east-west direction from a junction with US 80 and LA 563 in Simsboro to a junction with the concurrent US 80, US 167, and LA 146 in Ruston, Lincoln Parish.Louisiana Highway 151
Louisiana Highway 151 runs in a general east-west direction from a junction with US 80, US 80 Truck, and LA 9 in Arcadia, Bienville Parish around the north side of the Ruston area to LA 546 at Cadeville, Ouachita Parish.Louisiana Highway 152
Louisiana Highway 152 runs in a northwest to southeast direction from LA 2 east of Lisbon, Claiborne Parish to LA 151 west of Dubach, Lincoln Parish.Louisiana Highway 153
Louisiana Highway 153 runs in a north-south direction from a junction with LA 9 and LA 156 in Creston, Natchitoches Parish to a junction with LA 4 and LA 507 in Castor, Bienville Parish.Louisiana Highway 154
Louisiana Highway 154 runs in a southwest to northeast direction from US 71 at Elm Grove, Bossier Parish to a junction with LA 9 and LA 518 in Athens, Claiborne Parish.Louisiana Highway 155
Louisiana Highway 155 runs in an east-west direction from a junction with US 71 and US 371 in Coushatta, Red River Parish to LA 146 east of Quitman, Jackson Parish.Louisiana Highway 156
Louisiana Highway 156 runs in an east-west direction from a junction with LA 9 and LA 153 in Creston, Natchitoches Parish to US 167 north of Winnfield, Winn Parish.Louisiana Highway 157
Louisiana Highway 157 runs in a general north-south direction from US 71 at McDade, Bossier Parish to a junction with LA 159 and LA 615 north of Shongaloo, Webster Parish.Louisiana Highway 158
Louisiana Highway 158 runs from LA 8 in Colfax to a local road north of Colfax.Louisiana Highway 159
Louisiana Highway 159 runs in a north-south direction from a junction with I-20 and US 371 in Minden to the Arkansas state line north of Shongaloo, Webster Parish.Louisiana Highway 160
Louisiana Highway 160 runs in an east-west direction from a local road north of Benton, Bossier Parish to a junction with LA 2 and LA 159 at Leton, Webster Parish.Louisiana Highway 161
Louisiana Highway 161 runs from LA 2 Alt. in Gordon to AR 15 at Arkansas state line northeast of Gordon.Louisiana Highway 162
Louisiana Highway 162 runs in an east-west direction from LA 3 in Benton to LA 157 at Midway, Bossier Parish.The route heads east-southeast on Fifth Street from an intersection with LA 3 in Benton. It loses its name as it crosses out of Benton, curving to the east-northeast at Silver Leaf Drive. It makes twists and turns through northern Bossier Parish before reaching its eastern terminus at a T-intersection with LA 157 at a point known as Midway. LA 162 is an undivided two-lane highway for its entire length.
Louisiana Highway 163
Louisiana Highway 163 runs in a north-south direction from a local road south of Lake Bistineau State Park to LA 164 in Doyline, Webster Parish.The route begins at an intersection with Gorton Road, south of Lake Bistineau State Park. It heads west for before turning to the north at an intersection with LA 527. It makes twists and turns through southwestern Webster Parish before entering the village of Doyline. LA 163 continues through Doyline for before reaching its northern terminus at an intersection with LA 164. LA 163 is an undivided two-lane highway for its entire length.
Louisiana Highway 164
Louisiana Highway 164 runs in an east-west direction from the concurrent US 79 and US 80 north of Haughton, Bossier Parish to US 371 in Sibley, Webster Parish.The route heads south-southeast from an intersection with US 79/US 80 in the eastern portion of Bossier Parish. It intersects LA 3227 and continues south-southeast for before curving to the east at an intersection with LA 614. It begins to parallel the Kansas City Southern railroad tracks and after, it enters Webster Parish. It intersects LA 163 in the village of Doyline. The route ends later at an intersection with US 371 in Sibley. LA 164 is an undivided two-lane highway for its entire length.
Louisiana Highway 166
Louisiana Highway 166 ran from the Bossier-Webster parish line southwest of Doyline to a point near Lake Bistineau. It is now Parish Line Road.Louisiana Highway 168
Louisiana Highway 168 runs in an east-west direction from LA 1 in Rodessa to US 71 in Ida, Caddo Parish.The route heads northeast from LA 1 in the village of Rodessa, immediately crossing the Kansas City Southern railroad tracks before turning east at Pitts Road. It makes several twists and turns through northern Caddo Parish before having an interchange with I-49 at Exit 245. It curves to the north and then to the east-southeast, before terminating at US 71 in the village of Ida. LA 168 is an undivided two-lane highway, except for its interchange with I-49 where it briefly becomes a divided four-lane highway.
Louisiana Highway 169
Louisiana Highway 169 runs in a north-south direction from LA 172 west of Keachi, DeSoto Parish to US 71 south of Belcher, Caddo Parish.The route begins at an intersection with LA 172 in northwestern DeSoto Parish, crossing into Caddo Parish later. From here, it makes twists and turns through southwestern Caddo Parish, intersecting LA 789 and LA 525 south of and at Spring Ridge, respectively. north of Spring Ridge, it enters the town of Greenwood. It then begins a concurrency with US 79/US 80 through Greenwood before splitting off to the north just south of an interchange with I-20 at Exit 3. After this interchange, LA 169 then begins a generally northward course for before entering the town of Mooringsport. It gains the local name of Greenwood Street, turning east onto Jennings Street at an intersection with LA 767. It intersects LA 538, immediately crossing the Kansas City Southern railroad tracks before continuing east out of Mooringsport. At an intersection with LA 1, LA 169 dips to the south before curving back to the east. On both sides of LA 1, there are old remnants of LA 169 that are now local roads. after this intersection, LA 169 has an interchange with the newly constructed section of I-49 at Exit 223. LA 169 continues east for a final before terminating at US 71 northwest of Dixie. LA 169 is an undivided two-lane highway, except for its interchange with I-49 where it briefly becomes a divided four-lane highway.
Louisiana Highway 170
Louisiana Highway 170 runs in an east-west direction from the Texas state line west of Vivian to a junction with US 71 and LA 3049 in Gilliam, Caddo Parish.The route heads east from the Texas state line until curving to the southeast upon entering Vivian, becoming Tennessee Avenue. later, it becomes concurrent with LA 1, heading south through Vivian before becoming concurrent with LA 2 at Camp Road. later, LA 2 and LA 170 split; LA 2 heads northeast toward Hosston, while LA 170 continues southeast, becoming Pardue Street. After, it interchanges with I-49 at Exit 231. After this, it curves to the north and then to the northeast, before ending at US 71 and LA 3049 in the village of Gilliam. LA 170 is an undivided two-lane highway, except for its interchange with I-49 where it briefly becomes a divided four-lane highway.
Louisiana Highway 172
Louisiana Highway 172 runs in an east-west direction from the Texas state line west of Keachi to a junction with LA 5 and LA 789 in Keachi, DeSoto Parish.Louisiana Highway 173
Louisiana Highway 173 runs in a general north-south direction from LA 1 in Shreveport to LA 3049 at Dixie, Caddo Parish.Louisiana Highway 174
Louisiana Highway 174 runs in an east-west direction from LA 191 west of Converse, Sabine Parish to LA 1 at Lake End, Red River Parish.The route heads east from LA 191, which runs along the Toledo Bend Reservoir, and intersects US 171 in Converse. LA 174 proceeds east through Oak Grove and Mitchell and runs concurrent with the otherwise north-south LA 483 between those points. In Pleasant Hill, LA 174 intersects LA 175 then continues northeast and crosses from Sabine Parish into DeSoto Parish.
The highway passes through the southeast corner of DeSoto Parish briefly before entering Natchitoches Parish. Here, LA 174 intersects LA 487 at Ajax and passes through an interchange with I-49, connecting to Shreveport and Alexandria. LA 174 crosses Bayou Pierre into Red River Parish and ends shortly thereafter at an intersection with LA 1 at Lake End, a point on the Red River southeast of Coushatta.
Louisiana Highway 175
Louisiana Highway 175 runs in a north-south direction from US 171 northwest of Many, Sabine Parish to LA 1 southeast of Shreveport, Caddo Parish.The route heads north from US 171 just outside Many and intersects LA 120 in Belmont. It proceeds north through Pleasant Hill, where it intersects LA 174, and crosses from Sabine Parish into DeSoto Parish shortly afterward. The highway begins to take a more northwesterly course in DeSoto Parish and passes through Pelican on the way to Mansfield.
In Mansfield, LA 175 intersects US 84 and turns west to follow that highway briefly before resuming a northern course through points such as Bayou Pierre and Holly. Just north of Kingston and a junction with LA 5, LA 175 passes through an interchange with I-49, connecting to Shreveport and Alexandria. The highway proceeds northeast through Frierson into Caddo Parish, where it reaches its terminus at LA 1 southeast of Shreveport.