Post office locations in 18631
| Post Office | Address | Phone | Hours |
| MIFFLINVILLE | 206 MARKET ST MIFFLINVILLE, PA 18631 - 9998 | 570-759-1318 | Mon-Fri 08:00 AM - 12:00 PM 01:00 PM - 04:30 PM Sat 10:00 AM - 12:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| MIFFLINVILLE | 206 MARKET ST MIFFLINVILLE, PA 18631 - 9998 | 570-759-1318 | Mon-Fri 08:00 AM - 12:00 PM 01:00 PM - 04:30 PM Sat 10:00 AM - 12:00 PM Sun Closed |