Jamesport Post Office

1451 Route 25, Jamesport, NY 11947

Contact Numbers

Phone: 631-722-5946
Fax: 631-722-5637
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours

Lobby Hours
PO Box Access Available

Monday 7:00am - 5:00pm
Tuesday 7:00am - 5:00pm
Wednesday 7:00am - 5:00pm
Thursday 7:00am - 5:00pm
Friday 7:00am - 5:00pm
Saturday 7:00am - 1:00pm
Sunday Closed

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 1:00pm
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
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Packaged Stamps
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Street 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:

South Jamesport
70 2nd St
0.6 mile away

2168 Main Rd
1.1 miles away

212 Linda Ave
2.1 miles away

140 Love Ln
2.8 miles away


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At jamesport post office today 6/4/2020@ 9:52 am Post worker not wearing a mask while taking care of customers


Who cares !!!! Y’all got to stop picking on all the non mask ,unvaccinated people. This post office and its staff is stellar. You don’t like them not wearing a mask take yourself elsewhere. Merry Christmas to all who work here and thank you for all you do for us.
• Replied to Tandi

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