| Business | Phone |
| Roan & Hoffpauir Surveying Co 404 E Hospital St, Nacogdoches 75961 | (936) 560-1227 |
| Rod's Surveying Inc 181 County Road 8201, Nacogdoches 75964 | (936) 569-1124 |
| Opperman Surveying Co 316 Lewis St, Nacogdoches 75961 | (936) 560-5464 |
| N T Samson & Assoc 1001 Park St, Nacogdoches 75961 | (936) 564-6402 |