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PORTER SQUARE

Post Office™
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1953 MASSACHUSETTS AVE
CAMBRIDGE, MA 02140-9998

Closed

Monday

7:30 am - 5:30 pm

Tuesday

7:30 am - 5:30 pm

Wednesday

7:30 am - 5:30 pm

Thursday

7:30 am - 5:30 pm

Friday

7:30 am - 5:30 pm

Saturday

7:30 am - 2:00 pm

Sunday

Closed

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 617-876-5599
TTY | 877-889-2457

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Services at the Porter Square Post Office

Service hours may vary. For all location services, see all hours.

  • Greeting Card Services
  • Domestic Money Orders
  • Inquiry Money Orders
  • There are no passport services available at this location.
  • Duck Stamps
  • Retail Label Broker®
  • Priority Mail International®
  • PO Box™ Online
  • USPS Smart Locker
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Business Reply Mail® Account Balance
  • Business Reply Mail® New Permit
  • Burial Flags
  • Call Referral
  • In-Person Proofing Basic

*These services require an appointment or invitation.

Retail

Mon-Fri 7:30 am-5:30 pm

Sat 7:30 am-2:00 pm

Sun Closed

Call Referral

Mon-Fri 7:30 am-5:30 pm

Sat 7:30 am-2:00 pm

Sun Closed

Last Collection

Mon-Fri 5:30 pm

Sat 2:00 pm

Sun Closed

Pickup Accountable Mail

Mon-Fri 7:30 am-5:30 pm

Sat 7:30 am-2:00 pm

Sun Closed

Pickup Hold Mail

Mon-Fri 7:30 am-5:30 pm

Sat 7:30 am-2:00 pm

Sun Closed

Pickup Notice Left Mail

Mon-Fri 7:30 am-5:30 pm

Sat 7:30 am-2:00 pm

Sun Closed

PO Box™ Access

Mon-Fri 7:30 am-6:30 pm

Sat 7:30 am-2:00 pm

Sun Closed

PO Box™ Delivery

Mon-Fri 11:00 am

Sat 11:00 am

Sun Closed

HARVARD SQUARE

125 MOUNT AUBURN ST STE 1

CAMBRIDGE, MA 02138-9998

CAMBRIDGE

770 MASSACHUSETTS AVE

CAMBRIDGE, MA 02139-9998

ARLINGTON

10 COURT ST

ARLINGTON, MA 02476-9998

WEST SOMERVILLE

58 DAY ST STE 100

SOMERVILLE, MA 02144-9998

HARVARD SQUARE

125 MOUNT AUBURN ST STE 1

CAMBRIDGE, MA 02138-9998

TUFTS UNIVERSITY

470 BOSTON AVE

MEDFORD, MA 02155-5802

At This Location

Street Parking Available

For facility accessibility, please call the Post Office.
1-800-ASK-USPS® (800-275-8777)

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