| TEXAS
|
| Pecos
| Active |
Business Loop I-20B runs from Interstate 20 west of Pecos northeastward to its junction with Interstate 20 northeast of Barstow, a distance of approximately 13.3 miles in Reeves and Ward Counties along old U.S. 80. |
|
| Wickett - Monahans
| Active |
Business Loop I-20D runs 7.2 miles through Wickett and Monahans in Ward County. Most of the I-20 business loops in Texas were commissioned in 1991, about the same time that U.S. 80 was retracted eastward, so it only goes as far west as Dallas today. |
|
| Odessa - Midland
| Active |
Business Loop I-20E runs from Interstate 20 southwest of Odessa northeastward to its junction with I-20 northeast of Midland, a distance of approximately 32.0 miles. This route runs through Ector and Midland Counties. Partially known as Second Street; it is also Old U.S. 80. |
|
| Stanton
| Active |
Business Loop I-20F runs for 4.6 miles through Stanton in Martin County. It was commissioned over old U.S. 80 in 1995. |
|
| Big Spring
| Active |
Business Loop I-20G is approximately 5.6 miles through Big Spring in Howard County along Old U.S. 80. |
|
| Westbrook
| Active |
Business Loop I-20H is 1.1 miles in Westbrook through Mitchell County via old U.S. 80. |
|
| Colorado City
| Active |
Business Loop I-20J is 5.9 miles in Colorado City through Mitchell County via old U.S. 80. |
|
| Loraine
| Active |
Business Loop I-20K runs 1.6 miles in
Loraine through Mitchell County via old U.S. 80. |
|
| Roscoe
| Active |
Business Loop I-20L in Roscoe runs from Business U.S. 84J, southwesterly to Interstate 20 west of Roscoe, a distance of approximately 1.6 miles within Nolan County via old U.S. 80. |
|
| Sweetwater
| Active |
Business Loop I-20M runs 6.1 miles through Sweetwater in Nolan County via old U.S. 80. |
|
| Trent
| Active |
Business Loop I-20N runs 2.1 miles through Trent in Taylor County via old U.S. 80. |
|
| Merkel
| Active |
Business Loop I-20P runs from Interstate 20 southeasterly via Merkel to the junction of Interstate 20 and FM 1235, a distance of approximately 2.8 miles in Taylor County via old U.S. 80. |
|
| Tye
| Active |
Business Loop I-20Q runs 1.7 miles through Tye in Taylor County via old U.S. 80. |
|
| Abilene
| Active |
Business Loop I-20R appears on the official Texas map. In Abilene, it covers a distance of approximately 12.4 miles, of which a section from Interstate 20 to U.S. 83 is concurrent with U.S. 84 in Taylor County. All of Business Loop I-20R is old U.S. 80. |
|
| Baird
| Active |
Business Loop I-20T runs 2.8 miles through Callahan County via old U.S. 80. |
|
| Cisco - Eastland
| ? |
If there is a business loop here, it would follow old U.S. 80; however, it is not listed on David Stanek's Texas business route list. |
| MISSISSIPPI
|
| Vicksburg
|
Not a Business
Loop / Decom. |
Business U.S. 61-80 used to follow Washington Street (Great River Road) and Clay Street between Exits 1A and 4. Currently it is not signed as Business Loop I-20 nor as Business U.S. 61-80. Thanks to Adam Froehlig for the update. |
|
| Meridian
|
Not a Business
Loop / Decomm. |
Business U.S. 11-80 used to follow Mississippi 19, Eighth Street, B Street, and old U.S. 11-80 between Exits 150 and 160. Currently, it is not signed as Business Loop I-20/59 nor as Business U.S. 11-80. Thanks to Adam Froehlig for the update. |
| SOUTH CAROLINA
|
| Florence
| Active |
Business Spur I-20 from the Interstate 20-95 junction (Exits 141 and 160) eastbound into Florence via David McLeod Boulevard. The spur ends at its junction with U.S. 76 (Palmetto Street). |