Post office locations in 17059
| Post Office | Address | Phone | Hours |
| MIFFLINTOWN | 150 BRIDGE ST MIFFLINTOWN, PA 17059 - 9998 | 717-436-2515 | Mon-Fri 08:00 AM - 04:30 PM Sat 09:00 AM - 11:00 AM Sun Closed |
| MIFFLINTOWN CARRIER ANNEX | 612 WASHINGTON AVE MIFFLINTOWN, PA 17059 - 1409 | 717-436-2515 |