Post Offices List in Clinton City, Iowa:
| Clinton Post Office | 300 S 1st St, Clinton, IA 52732 |
| Lyons Post Office | 97 Main Ave, Clinton, IA 52732 |
| Clinton Post Office | 300 S 1st St, Clinton, IA 52732 |
| Lyons Post Office | 97 Main Ave, Clinton, IA 52732 |