| Post Office | Parsons |
| Division | Labette |
| Pincode | 67357 |
| Post Office | Oswego |
| Division | Labette |
| Pincode | 67356 |
| Post Office | Chetopa |
| Division | Labette |
| Pincode | 67336 |
| Post Office | Altamont |
| Division | Labette |
| Pincode | 67330 |
| Post Office | Edna |
| Division | Labette |
| Pincode | 67342 |
| Post Office | Mound Valley |
| Division | Labette |
| Pincode | 67354 |