Post Offices List in Gloucester City, Massachusetts:
| Gloucester Post Office | 15 Dale Ave, Gloucester, MA 01930 |
| Lanesville Post Office | 1068 Washington St, Gloucester, MA 01930 |
| Magnolia Post Office | 10 Lexington Ave, Gloucester, MA 01930 |
| Riverdale Post Office | 3 Holly St, Gloucester, MA 01930 |