Post Offices List in Belleville City, New Jersey:
| Belleville Annex Post Office | 525 Main St, Belleville, NJ 07109 |
| Belleville Post Office | 413 Washington Ave, Belleville, NJ 07109 |
| Belleville Annex Post Office | 525 Main St, Belleville, NJ 07109 |
| Belleville Post Office | 413 Washington Ave, Belleville, NJ 07109 |