| Business | Phone |
| Inca Community Svc Old Y A C C Camp, Sulphur 73086 | (580) 622-5206 |
| Us Chickasaw National Rec Area Hwy 177 S, Sulphur 73086 | (580) 622-3167 |
| Us Government Nrcs 4000 W Highway 7, Sulphur 73086 | (580) 622-3249 |
| Us Inca Community Svc Sulphur 73086 | (580) 622-5720 |