Post Offices in & near South Lancaster, Massachusetts. Operating hours, locations, phone/fax number, services information.
Post Office in South Lancaster, Massachusetts on Sawyer St. Operating hours, phone number, services information, and other locations.
Address: 93 Sawyer St, South Lancaster, MA 01561
Phone: 978-365-4631
Fax: 978-365-1798
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
