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PORTSMOUTH

Post Office™
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345 HERITAGE AVE UNIT 100
PORTSMOUTH, NH 03801-9995

Closed

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

8:00 am - 12:30 pm

Sunday

Closed

Monday

7:30 am - 5:30 pm

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 603-431-2871
TTY | 877-889-2457

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Services at the Portsmouth 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
  • Priority Mail International®
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Pickup Notice Left Mail
  • Business Reply Mail® Account Balance
  • Business Reply Mail® New Permit
  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Burial Flags
  • Call Referral
  • USPS Connect Local
  • In-Person Proofing Basic

*These services require an appointment or invitation.

Bulk Mail Acceptance

Mon-Fri 11:00 am-2:30 pm, 3:00 pm-5:00 pm

Sat Closed

Sun Closed

Retail

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

Sat 8:00 am-12:30 pm

Sun Closed

Call Referral

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

Sat 8:00 am-12:30 pm

Sun Closed

Last Collection

Mon-Fri 6:00 pm

Sat 4:00 pm

Sun Closed

Pickup Accountable Mail

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

Sat 8:00 am-12:30 pm

Sun Closed

Pickup Hold Mail

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

Sat 8:00 am-12:30 pm

Sun Closed

Pickup Notice Left Mail

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

Sat 8:00 am-12:30 pm

Sun Closed

PO Box™ Access

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

Sat 6:00 am-4:00 pm

Sun Closed

DOVER

133 WASHINGTON ST

DOVER, NH 03820-3707

SALEM

51 S BROADWAY

SALEM, NH 03079-3008

DERRY

24 TSIENNETO RD

DERRY, NH 03038-1599

PORTSMOUTH

345 HERITAGE AVE UNIT 100

PORTSMOUTH, NH 03801-9995

PORTSMOUTH NH SDC

345 HERITAGE AVE UNIT 100

PORTSMOUTH, NH 03801-9908

GREENLAND

609 PORTSMOUTH AVE

GREENLAND, NH 03840-9998

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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