Post Offices List in Allamakee County, Iowa:
| Harpers Ferry Post Office | 131 N Greeley Ave, Harpers Ferry, IA 52146 |
| Lansing Post Office | 383 Main St, Lansing, IA 52151 |
| New Albin Post Office | 190 Main St Ne, New Albin, IA 52160 |
| Postville Post Office | 146 W Tilden St, Postville, IA 52162 |
| Waukon Post Office | 113 W Main St, Waukon, IA 52172 |