Post office locations in 20110
| Post Office | Address | Phone | Hours |
| DOWNTOWN MANASSAS | 9108 CHURCH ST MANASSAS, VA 20110 - 9997 | 703-392-3765 | Mon-Fri 08:30 AM - 02:00 PM 03:00 PM - 05:00 PM Sat-Sun Closed |
| MANASSAS | 8801 SUDLEY RD MANASSAS, VA 20110 - 9998 | 703-368-2146 | Mon-Fri 09:00 AM - 05:00 PM Sat 09:00 AM - 02:00 PM Sun Closed |
| MANASSAS ANNEX | 9020 EUCLID AVE STE L MANASSAS, VA 20110 - 5347 | 703-369-0227 |