Post Offices List in Labette County, Kansas:
| Altamont Post Office | 410 S Huston St, Altamont, KS 67330 |
| Chetopa Post Office | 519 Maple St, Chetopa, KS 67336 |
| Dennis Post Office | 103 S Main St, Dennis, KS 67341 |
| Edna Post Office | 109 N Delaware St, Edna, KS 67342 |
| Mound Valley Post Office | 413 Hickory St, Mound Valley, KS 67354 |
| Oswego Post Office | 819 4th St, Oswego, KS 67356 |
| Parsons Post Office | 1700 Main St, Parsons, KS 67357 |