Post Offices

Post Offices in & near Poquott, New York. Operating hours, locations, phone/fax number, services information.

Port Jefferson Post Office

Post Office in Port Jefferson, New York on E Main St Ste 17. Operating hours, phone number, services information, and other locations.

Address: 407 E Main St Ste 17, Port Jefferson, NY 11777
Phone: 631-473-1065
Fax: 631-928-4632
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 10:00am - 1:30pm, 2:30pm - 4:00pm
Tuesday 10:00am - 1:30pm, 2:30pm - 4:00pm
Wednesday 10:00am - 1:30pm, 2:30pm - 4:00pm
Thursday 10:00am - 1:30pm, 2:30pm - 4:00pm
Friday 10:00am - 1:30pm, 2:30pm - 4:00pm
Saturday 9:00am - 12:00pm
Sunday Closed

Lobby Hours

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday 1:00pm
Sunday Closed

East Setauk Post Office

Address: 450 Route 25a, East Setauket, NY 11733
Phone: 631-941-4005
Fax: 631-689-2173
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Setauk Post Office

Address: 101 Main St, Setauket, NY 11733
Phone: 631-941-4042
Fax: 631-689-2173
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Port Jefferson Station Post Office

Address: 544 Jefferson Plz, Port Jefferson Station, NY 11776
Phone: 631-473-2751
Fax: 631-474-9769
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Mount Sina Post Office

Address: 457 Route 25a, Mount Sinai, NY 11766
Phone: 631-928-0394
Fax: 631-476-3512
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Stony Brook Post Office

Address: 129 Main St, Stony Brook, NY 11790
Phone: 631-751-5691
Fax: 631-246-8241
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457