| Post Office | Columbus |
| Division | Lowndes |
| Pincode | 39702 |
| Post Office | Columbus |
| Division | Lowndes |
| Pincode | 39701 |
| Post Office | Columbus |
| Division | Lowndes |
| Pincode | 39705 |
| Post Office | Caledonia |
| Division | Lowndes |
| Pincode | 39740 |
| Post Office | Steens |
| Division | Lowndes |
| Pincode | 39766 |
| Post Office | Crawford |
| Division | Lowndes |
| Pincode | 39743 |