State highway loops in Texas are owned and maintained by the Texas Department of Transportation (TxDOT).
Texas Loop Highway markers | |
| Highway names | |
|---|---|
| Interstates | Interstate X (I-X) Interstate Highway X (IH-X) |
| US Highways | U.S. Highway X (US X) |
| State | State Highway X (SH X) |
| Loops: | Loop X |
| Spurs: | Spur X |
| Recreational: | Recreational Road X (RE X) |
| Farm or Ranch to Market Roads: | Farm to Market Road X (FM X) Ranch to Market Road X (RM X) |
| Park Roads: | Park Road X (PR X) |
| System links | |
