Post office locations in 22643
| Post Office | Address | Phone | Hours |
| MARKHAM | 11524 OLD MARKHAM RD MARKHAM, VA 22643 - 9998 | 540-364-1333 | Mon-Sat 08:30 AM - 12:30 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| MARKHAM | 11524 OLD MARKHAM RD MARKHAM, VA 22643 - 9998 | 540-364-1333 | Mon-Sat 08:30 AM - 12:30 PM Sun Closed |