Post office locations in 01720
| Post Office | Address | Phone | Hours |
| ACTON | 7 POST OFFICE SQ ACTON, MA 01720 - 9998 | 978-263-7744 | Mon-Fri 08:00 AM - 06:00 PM Sat 08:00 AM - 03:00 PM Sun Closed |
| WEST ACTON | 241 ARLINGTON ST ACTON, MA 01720 - 2200 | 978-263-1551 | Mon-Fri 08:30 AM - 04:45 PM Sat 09:00 AM - 12:00 PM Sun Closed |