Interstate 20 in Louisiana

Greenwood, LA
Major intersections	US 79 in Greenwood I-220 / LA 3132 in Shreveport I-49 in Shreveport US 71 in Shreveport–Bossier City LA 1267 in Bossier City Future I-69 near Haughton US 167 in Ruston US 165 in Monroe US 425 in Rayville US 65 in Tallulah
East end	Vicksburg, MS
Location
Country	United States
State	Louisiana
Parishes	Caddo, Bossier, Webster, Bienville, Lincoln, Ouachita, Richland, Madison
Highway system
Interstate Highway System Main Auxiliary Suffixed Business Future Louisiana State Highway System Interstate US State Scenic
← LA 19 → LA 20

Interstate 20 (I-20) is a part of the Interstate Highway System that spans 1,539.38 miles (2,477.39 km) from Reeves County, Texas, to Florence, South Carolina.^[2] Within the state of Louisiana, the highway travels 189.84 miles (305.52 km) from the Texas state line west of Greenwood to the Mississippi River,^[1] which it crosses into Vicksburg, Mississippi.

I-20 traverses the northern portion of the state, serving the

Route description

I-20 enters Louisiana about 20 miles (32 km) east of Marshall, Texas, near Waskom. I-20 passes through Greenwood to the north of town, where US 80/US 79 serve as the main east–west highway. I-20 enters Shreveport about 5 miles (8.0 km) east of Greenwood. I-20 intersects I-220 (the north Shreveport bypass) and Louisiana Highway 3132 (LA 3132, the south Shreveport bypass) on the westside of the city. On the way to Downtown Shreveport, I-20 intersects US 171 and serves as the current northern terminus of I-49.

As I-20 leaves Shreveport, it passes through

I-20 passes through Monroe, where it intersects US 165. East of Monroe, I-20 enters flatter terrain as it passes through Rayville, Delhi, and Tallulah. About 15 miles (24 km) east of Tallulah, I-20 crosses over the Mississippi River into Vicksburg, Mississippi.

Exit list

Parish	Location	mi[1]	km	Exit	Destinations	Notes
Dallas		Continuation into Texas
		0.039	0.063	Texas Travel Information Center (westbound only)
Caddo	Greenwood	2.292– 2.928	3.689– 4.712	Greenwood Rest Area & Visitor's Center (eastbound only)
		3.592– 4.085	5.781– 6.574	3	LA 169 – Mooringsport
		5.368– 5.894	8.639– 9.485	5	US 80 – Greenwood
	LA 526 east (Industrial Loop)	Location also known as Flournoy; US 80 signed westbound only
		10.272– 10.959	16.531– 17.637	10	Pines Road	To Louisiana Baptist University
		11.349– 12.295	18.264– 19.787	11	I-49 south – Alexandria	Western terminus of I-220 and LA 3132 (exits 1B–C on both); Alexandria signed eastbound only
		12.749– 13.180	20.518– 21.211	13	Monkhouse Drive	To Shreveport Regional Airport
		14.670– 15.053	23.609– 24.225	14	Jewella Avenue	To State Fair Grounds and Louisiana State Exhibit Museum (signed eastbound)
		15.824– 16.224	25.466– 26.110	16A	US 171 (Hearne Avenue)	To State Fair Grounds and Louisiana State Exhibit Museum (signed westbound)
		16.403– 16.761	26.398– 26.974	16B	US 80 (Greenwood Road)	To Willis-Knighton Medical Center
		16.850– 17.972	27.117– 28.923	17A	Lakeshore Drive, Linwood Avenue	To LSU Medical Center and Cross Lake
		17.236– 18.167	27.739– 29.237	17B	I-49 south – Alexandria	Exit 206 on I-49; northern end of open I-49 segment
		18.260– 18.752	29.387– 30.178	18A	Common Street, Line Avenue	Westbound exit via exit 18D
		18.475– 18.752	29.733– 30.178	18C	Fairfield Avenue	Eastbound entrance and westbound exit
		18.907	30.428	18D	Common Street, Louisiana Avenue	Westbound exit only (other movements via exit 18A)
		18.506– 19.367	29.783– 31.168	19A	VA Medical Center
Red River		19.394– 19.655	31.212– 31.632	Red River Bridge (Purple Heart Recipients Highway)
Bossier	Bossier City	19.551– 19.995	31.464– 32.179	19B	Traffic Street	To Louisiana Boardwalk
		19.995– 20.373	32.179– 32.787	20A	Hamilton Road, DiamondJacks Boulevard	To CenturyLink Center
		20.509– 20.651	33.006– 33.235	20B 20C	US 71 south (Barksdale Boulevard)	Eastern end of US 71 concurrency; southern terminus of LA 3; eastbound exit and westbound entrance
		21.110– 21.554	33.973– 34.688	21	US 71 south (westbound only)	To Convention Complex
		22.006– 22.425	35.415– 36.090	22	Airline Drive	Airline Drive is LA 3105 (not signed)
		23.426– 24.007	37.700– 38.636	23	Industrial Drive – LA 782-2 (not signed)
		25.870– 26.939	41.634– 43.354	26	turbine tri-stack interchange for now
	LA 157 – Haughton, Fillmore
	​			35	I-69[3]	Proposed; Future I-69
Parish Road 117
	US 371 north – Cotton Valley, Springhill	Western end of US 371 concurrency
	LA 159 north – Minden	Eastern end of US 371 concurrency; southern terminus of LA 159
		49.470– 50.017	79.614– 80.495	49	LA 531 – Minden, Dubberly
	​	52.173– 52.592	83.964– 84.639	52	US 80 – Dubberly
US 80 – Ada, Taylor
	​	60.846– 61.461	97.922– 98.912	61	LA 154 – Gibsland, Athens
	​	67.145– 67.726	108.059– 108.994	67	LA 9 – Arcadia, Homer	To Lake Claiborne State Park
	LA 151 – Arcadia, Dubach
LA 507 – Simsboro	Northern terminus of LA 507
	​	77.776– 78.453	125.168– 126.258	78	Simsboro via LA 563 south
	LA 149 – Grambling	Northern terminus of LA 149; to Grambling State University
	Ruston	83.413	134.240	83	PR 106 (Tarbutton Road)	Opened June 25, 2020.
		84.500– 85.069	135.990– 136.905	84	LA 544 – Ruston	To Louisiana Tech University
		85.408– 86.002	137.451– 138.407	85	LA 146 (not signed); southern terminus of US 63
		86.556– 87.281	139.298– 140.465	86	LA 33 – Ruston, Farmerville	To Lake D'Arbonne State Park
	LA 145 – Choudrant, Sibley	To Jimmie Davis State Park
	​	94.925– 95.851	152.767– 154.257	Tremont Eastbound Rest Area (eastbound only)
	​	96.514– 97.309	155.324– 156.604	Tremont Westbound Rest Area (westbound only)
LA 151 – Calhoun, Downsville
	​	103.484– 104.267	166.541– 167.801	103	US 80 – Calhoun
	​	107.010– 107.845	172.216– 173.560	107	PR 25 (Camp Road)
	US 80 – Cheniere
	LA 3249 )	LA 3249 is unsigned
		112.399– 112.988	180.889– 181.837	113	Downing Pines Road	To Hamilton Expo Center and Well Road
		113.667– 114.418	182.929– 184.138	114	LA 617 (Thomas Road)
		114.959– 115.744	185.009– 186.272	115	LA 34 south (Stella Street) LA 34 north (Mill Street)	To West Monroe Historic & Business District
		115.828– 116.491	186.407– 187.474	116A	Fifth Street
	US 165 Bus. / LA 15 / Jackson Street – Civic Center	Eastbound exit and westbound entrance
		115.672– 117.482	186.156– 189.069	World War II Memorial Bridge over Ouachita River
	Monroe	116.614– 116.829	187.672– 188.018	117A	Catalpa Street	Westbound entrance only
					Hall Street	Eastbound exit only
		117.120– 117.250	188.486– 188.696	117D	S. Second Street / Layton Avenue	Westbound exit and eastbound entrance
		116.859– 117.467	188.066– 189.045	117C	US 165 Bus. / LA 15 – Civic Center	No eastbound exit
		117.558– 118.111	189.191– 190.081	117B	LA 594 (Texas Avenue) / 18th Street
		118.356– 119.151	190.476– 191.755	118	University of Louisiana Monroe
		119.833– 120.771	192.853– 194.362	120	Garrett Road – Monroe Airport	Eastbound exit provides direct exit ramp to Pecanland Mall Drive
	Russell Sage Wildlife Area
LA 133 – Start, Columbia
	US 425 – Rayville, Archibald	To Winnsboro via US 425 south
	​	141.241– 141.937	227.305– 228.425	141	LA 583 (Bee Bayou Road)	Southern terminus of LA 583
	​	145.275– 145.939	233.797– 234.866	145	PR 202 – Holly Ridge	Southern terminus of LA 183
	​	147.955– 148.725	238.110– 239.350	148	LA 609 – Dunn
	Delhi	153.137– 153.860	246.450– 247.614	153	LA 17 – Delhi, Winnsboro
LA 577 – Waverly
	Tallulah	170.960– 171.523	275.133– 276.040	171	US 65 – Tallulah, Vidalia
	LA 602-1 – Richmond	Southern terminus of LA 602-1
	LA 602-2 – Mound	Southern terminus of LA 602-2
	Delta	183.941– 184.865	296.024– 297.511	Mound Rest Area & Visitor's Center (westbound only)
		185.780– 186.440	298.984– 300.046	186	LA 3218 – Delta	Western end of US 80 concurrency
Mississippi River		187.763– 189.844	302.175– 305.524	Vicksburg Bridge
					US 80 east – Vicksburg	Continuation into Mississippi
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus       Incomplete access       Unopened

Auxiliary routes

Interstate 220

Interstate 220 (I-220) in Louisiana is an east–west bypass route around Shreveport, in the northwestern corner of the state. It runs 17.62 miles (28.36 km) from I-20 and Louisiana Highway 3132 (LA 3132) in Shreveport to a second interchange with I-20 in Bossier City.^[5] The highway serve as a northern bypass of the downtown area for through traffic traveling on I-20, and, with LA 3132, the highway helps to carry through traffic between the two currently disconnected portions of I-49, the area's main north–south route.

Interstate 420

Interstate 420 (I-420) was to be a

References

External links

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

Interstate 20
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