Post Offices

Post Offices in & near Williamstown, Massachusetts. Operating hours, locations, phone/fax number, services information.

Williamstown Post Office

Post Office in Williamstown, Massachusetts on Spring St. Operating hours, phone number, services information, and other locations.

Address: 56 Spring St, Williamstown, MA 01267
Phone: 413-458-3707
Fax: 413-458-0938
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:30am - 4:30pm
Tuesday 8:30am - 4:30pm
Wednesday 8:30am - 4:30pm
Thursday 8:30am - 4:30pm
Friday 8:30am - 4:30pm
Saturday 9:00am - 12:00pm
Sunday Closed

Lobby Hours

Monday 6:00am - 5:00pm
Tuesday 6:00am - 5:00pm
Wednesday 6:00am - 5:00pm
Thursday 6:00am - 5:00pm
Friday 6:00am - 5:00pm
Saturday 6:00am - 4:00pm
Sunday Closed

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 4:00pm
Sunday Closed

Pownal Post Office

Address: 235 Vt Route 346, Pownal, VT 05261
Phone: 802-823-7922
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

North Adam Post Office

Address: 67 Summer St, North Adams, MA 01247
Phone: 413-664-4554
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Adam Post Office

Address: 1 Center St, Adams, MA 01220
Phone: 413-743-5177
Fax: 413-743-7094
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Petersburg Post Office

Address: 90 Main St, Petersburg, NY 12138
Phone: 518-658-3649
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

North Pownal Post Office

Address: 3616 Route 346, North Pownal, VT 05260
Phone: 802-823-5622
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457