| Post Office | Sabetha |
| Division | Nemaha |
| Pincode | 66534 |
| Post Office | Seneca |
| Division | Nemaha |
| Pincode | 66538 |
| Post Office | Centralia |
| Division | Nemaha |
| Pincode | 66415 |
| Post Office | Wetmore |
| Division | Nemaha |
| Pincode | 66550 |
| Post Office | Baileyville |
| Division | Nemaha |
| Pincode | 66404 |
| Post Office | Bern |
| Division | Nemaha |
| Pincode | 66408 |