Post Office in Cambridge, MA

M I T Post Office

84 Massachusetts Ave, Cambridge, MA 02139

Contact Numbers

Phone: 617-494-5511
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Lobby Hours
PO Box Access Available

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

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

*This facility does not process US Passports applications or renewals. Check nearby locations below.

Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Cambridge
770 Massachusetts Ave
0.5 mile away

Fenway Carrier Annex
1313 Boylston St
0.6 mile away

Inman Square
1311 Cambridge St
0.6 mile away

Kenmore
512 Park Dr
0.6 mile away

Middlesex County

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