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EAST CAMBRIDGE

Post Office™
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303 CAMBRIDGE ST
CAMBRIDGE, MA 02141-9998

Closed

Tuesday

8:00 am - 5:00 pm

Wednesday

8:00 am - 5:00 pm

Thursday

8:00 am - 5:00 pm

Friday

8:00 am - 5:00 pm

Saturday

9:00 am - 1:00 pm

Sunday

Closed

Monday

8:00 am - 5:00 pm

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 617-876-8558
TTY | 877-889-2457

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Services at the East Cambridge Post Office

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

  • Gift Card Services
  • 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
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Burial Flags
  • Call Referral
  • In-Person Proofing Basic

*These services require an appointment or invitation.

Retail

Mon-Fri 8:00 am-5:00 pm

Sat 9:00 am-1:00 pm

Sun Closed

Call Referral

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

Sat 8:00 am-2:00 pm

Sun Closed

Last Collection

Mon-Fri 5:00 pm

Sat 1:00 pm

Sun Closed

Pickup Accountable Mail

Mon-Fri 8:00 am-5:00 pm

Sat 9:00 am-1:00 pm

Sun Closed

Pickup Hold Mail

Mon-Fri 8:00 am-5:00 pm

Sat 9:00 am-1:00 pm

Sun Closed

Pickup Notice Left Mail

Mon-Fri 8:00 am-5:00 pm

Sat 9:00 am-1:00 pm

Sun Closed

PO Box™ Access

Mon-Fri 7:30 am-5:00 pm

Sat 7:30 am-1:00 pm

Sun Closed

PO Box™ Delivery

Mon-Fri 11:00 am

Sat 11:00 am

Sun Closed

CAMBRIDGE

770 MASSACHUSETTS AVE

CAMBRIDGE, MA 02139-9998

MILK STREET

31 MILK ST LBBY

BOSTON, MA 02109-9997

BACK BAY

133 CLARENDON ST

BOSTON, MA 02116-9998

EAST CAMBRIDGE

303 CAMBRIDGE ST

CAMBRIDGE, MA 02141-9998

KENDALL SQUARE

91 1ST ST

CAMBRIDGE, MA 02141-1804

PORTER SQUARE CARRIER ANNEX

30 COBBLE HILL RD

SOMERVILLE, MA 02143-9997

At This Location

No Parking Information

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

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