DMSs on LP-375 South
| DMS ID | Message |
| LP-375.SB.Northwestern | No Message Currently Displayed |
| LP-375.SB.North Loop | No Message Currently Displayed |
| LP-375.SB.Montwood | ROAD WORK NEXT MILE, EXPECT SHOULDER CLOSURES |
| LP-375.SB.Rojas | ROAD WORK NEXT MILE, EXPECT SHOULDER CLOSURE |
| LP-375.SB.Montana | 1102 DEATHS THIS YEAR ON TEXAS ROADS, DRIVE SMART CLICK IT OR TICKET |