Post office locations in 20783
| Post Office | Address | Phone | Hours |
| LANGLEY PARK | 1325 HOLTON LN HYATTSVILLE, MD 20783 - 9997 | 301-422-3984 | Mon-Fri 09:00 AM - 05:00 PM Sat 09:00 AM - 01:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| LANGLEY PARK | 1325 HOLTON LN HYATTSVILLE, MD 20783 - 9997 | 301-422-3984 | Mon-Fri 09:00 AM - 05:00 PM Sat 09:00 AM - 01:00 PM Sun Closed |