Walnut Hill Post Office

1500 Diamond Hill Rd Unit M, Woonsocket, RI 02895

Contact Numbers

Phone: 401-766-8651
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours







Lobby Hours
PO Box Access Available

Monday 9:00am - 4:30pm
Tuesday 9:00am - 4:30pm
Wednesday 9:00am - 4:30pm
Thursday 9:00am - 4:30pm
Friday 9:00am - 4:30pm
Saturday 10:00am - 1:00pm
Sunday Closed

Last Collection Times

Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday 2:00pm
Sunday Closed

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

  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Lot Parking

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:

Woonsocket
127 Social St Ste 1
1.3 miles away

Manville
30 Railroad St Ste 3
1.9 miles away

Blackstone
149 Main St
2.4 miles away

Bellingham
111 Mechanic St
2.6 miles away

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