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CHELMSFORD

Post Office™
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45 ALPINE LN
CHELMSFORD, MA 01824-9998

Closed

Monday

8:30 am - 5:30 pm

Tuesday

8:30 am - 5:30 pm

Wednesday

8:30 am - 5:30 pm

Thursday

8:30 am - 5:30 pm

Friday

8:30 am - 5:30 pm

Saturday

9:00 am - 1:00 pm

Sunday

Closed

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 978-256-2670
TTY | 877-889-2457

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Services at the Chelmsford Post Office

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

  • Greeting Card Services
  • Domestic Money Orders
  • Inquiry Money Orders
  • Duck Stamps
  • General Delivery
  • Retail Label Broker®
  • Priority Mail International®
  • PO Box™ Online
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Pickup Notice Left 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 8:30 am-5:30 pm

Sat 9:00 am-1:00 pm

Sun Closed

Call Referral

Mon-Fri 8:00 am-5:30 pm

Sat 8:30 am-1:00 pm

Sun Closed

Last Collection

Mon-Fri 5:30 pm

Sat 1:30 pm

Sun Closed

Passport Appointments 

Mon-Fri 9:30 am-2:30 pm

Sat Closed

Sun Closed

Schedule an Appointment
Photo Appointments 

Mon-Fri 9:30 am-2:30 pm

Sat Closed

Sun Closed

Schedule an Appointment
Passport Walk-Ins

Mon Closed

Tue-Fri 9:00 am-9:30 am

Sat Closed

Sun Closed

Pickup Accountable Mail

Mon-Fri 8:30 am-5:30 pm

Sat 9:00 am-1:00 pm

Sun Closed

Pickup Hold Mail

Mon-Fri 8:30 am-5:30 pm

Sat 9:00 am-1:00 pm

Sun Closed

Pickup Notice Left Mail

Mon-Fri 8:30 am-5:30 pm

Sat 9:00 am-1:00 pm

Sun Closed

PO Box™ Access

Mon-Fri 7:30 am-6:00 pm

Sat 8:30 am-2:00 pm

Sun Closed

PO Box™ Delivery

Mon-Fri 11:00 am

Sat 11:00 am

Sun Closed

LOWELL

155 FATHER MORISSETTE BLVD

LOWELL, MA 01854-9998

ACTON

7 POST OFFICE SQ

ACTON, MA 01720-9998

BURLINGTON

5 BEDFORD ST

BURLINGTON, MA 01803-9998

HIGHLANDS

1677 MIDDLESEX ST STE 6

LOWELL, MA 01851-9991

NORTH BILLERICA

95 BOSTON RD STE 5

NORTH BILLERICA, MA 01862-9998

NORTH CHELMSFORD

3 KENNEDY DR

NORTH CHELMSFORD, MA 01863-9998

At This Location

Lot Parking Available

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

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