Post office locations in 18820
| Post Office | Address | Phone | Hours |
| GIBSON | 7568 ROUTE 547 UNIT 1 GIBSON, PA 18820 - 9800 | 570-756-3712 | Mon-Fri 9:30am - 11:30am 1:30pm - 3:30pm Sat 8:30am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| GIBSON | 7568 ROUTE 547 UNIT 1 GIBSON, PA 18820 - 9800 | 570-756-3712 | Mon-Fri 9:30am - 11:30am 1:30pm - 3:30pm Sat 8:30am - 12:00pm Sun Closed |