Post office locations in 20120
| Post Office | Address | Phone | Hours |
| CENTREVILLE | 14120A LEE HWY CENTREVILLE, VA 20120 - 9998 | 703-830-2714 | Mon-Fri 9:30am - 5:00pm Sat 9:00am - 1:00pm Sun Closed |
| SULLY STATION | 5003 WESTFIELDS BLVD CENTREVILLE, VA 20120 - 9997 | 703-378-5502 | Mon-Fri 10:00am - 5:00pm Sat 9:00am - 2:00pm Sun Closed |