Post Offices List in Appanoose County, Iowa:
| Centerville Post Office | 300 N 10th St, Centerville, IA 52544 |
| Cincinnati Post Office | 101 Alpine Ste 1, Cincinnati, IA 52549 |
| Exline Post Office | 101 W Main St, Exline, IA 52555 |
| Moravia Post Office | 107 N William St, Moravia, IA 52571 |
| Moulton Post Office | 103 E 4th St, Moulton, IA 52572 |
| Mystic Post Office | 312 W Main St, Mystic, IA 52574 |
| Plano Post Office | 403 Front St Ste B, Plano, IA 52581 |
| Unionville Post Office | 105 W Union St, Unionville, IA 52594 |