Post Offices List in Belleville City, Illinois:
| Belleville Post Office | 120 W Washington St, Belleville, IL 62220 |
| Dutch Hollow Post Office | 5731 Mount Pleasant Ln, Belleville, IL 62223 |
| Belleville Post Office | 120 W Washington St, Belleville, IL 62220 |
| Dutch Hollow Post Office | 5731 Mount Pleasant Ln, Belleville, IL 62223 |