Post Offices List in Adair County, Oklahoma:
| Proctor Post Office | 100 Highway 62, Proctor, OK 74457 |
| Stilwell Post Office | 16 S 2nd St, Stilwell, OK 74960 |
| Watts Post Office | 601 E 6th St, Watts, OK 74964 |
| Westville Post Office | 1240 S Williams Ave, Westville, OK 74965 |
| Bunch Post Office | 3 E Main St, Bunch, OK 74931 |