| Business | Phone |
| Bell & Ford Campgrounds Trinity 75862 | (936) 594-3872 |
| White Rock City Marina E Highway 94, Trinity 75862 | (936) 594-2824 |
| Galloway's Marina & Rv Park Highway 356, Trinity 75862 | (936) 594-5542 |
| Harts Creek Marina 1545 Harts Creek Rd, Trinity 75862 | (936) 594-5492 |
| Highway 356 Marina Highway 356, Trinity 75862 | (936) 594-6045 |