| Locality | Post Code |
|---|---|
| Beggs, Okmulgee | 74421 |
| Boynton, Okmulgee | 74422 |
| Coalton, Okmulgee | 74437 |
| Dewar, Okmulgee | 74431 |
| Grayson, Okmulgee | 74437 |
| Henryetta, Okmulgee | 74437 |
| Hoffman, Okmulgee | 74437 |
| Morris, Okmulgee | 74445 |
| Mounds, Okmulgee | 74047 |
| Nuyaka, Okmulgee | 74447 |
| Okmulgee, Okmulgee | 74447 |
| Preston, Okmulgee | 74456 |
| Salem, Okmulgee | 74437 |
| Schulter, Okmulgee | 74460 |
| Spelter City, Okmulgee | 74437 |
| Twin Hills, Okmulgee | 74447 |
| Weleetka, Okmulgee | 74880 |
| Winchester, Okmulgee | 74421 |