Post office locations in 01541
| Post Office | Address | Phone | Hours |
| PRINCETON | 206 WORCESTER RD PRINCETON, MA 01541 - 9998 | 978-464-5117 | Mon-Fri 08:30 AM - 01:00 PM 02:00 PM - 05:00 PM Sat 09:00 AM - 12:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| PRINCETON | 206 WORCESTER RD PRINCETON, MA 01541 - 9998 | 978-464-5117 | Mon-Fri 08:30 AM - 01:00 PM 02:00 PM - 05:00 PM Sat 09:00 AM - 12:00 PM Sun Closed |