Post office locations in 18820
| Post Office | Address | Phone | Hours |
| GIBSON | 7337 STATE ROUTE 547 GIBSON, PA 18820 - 9998 | 570-756-3712 | Mon-Fri 09:30 AM - 11:30 AM 01:30 PM - 03:30 PM Sat 08:30 AM - 12:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| GIBSON | 7337 STATE ROUTE 547 GIBSON, PA 18820 - 9998 | 570-756-3712 | Mon-Fri 09:30 AM - 11:30 AM 01:30 PM - 03:30 PM Sat 08:30 AM - 12:00 PM Sun Closed |