Post office locations in 17320
| Post Office | Address | Phone | Hours |
| FAIRFIELD | 6 CARROLLS TRACT RD FAIRFIELD, PA 17320 - 9800 | 717-642-5198 | Mon-Fri 7:30am - 4:30pm Sat 7:30am - 11:00am Sun Closed |
| Post Office | Address | Phone | Hours |
| FAIRFIELD | 6 CARROLLS TRACT RD FAIRFIELD, PA 17320 - 9800 | 717-642-5198 | Mon-Fri 7:30am - 4:30pm Sat 7:30am - 11:00am Sun Closed |