West Islip US Post Office

480 Union Blvd
West Islip, NY 11795
Phone: (631) 669-5157
Fax: (516) 496-4736
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Speonk US Post Office

323 Montauk Highway
Speonk - 11972
(631) 325-1741

Uniondale US Post Office

1000 Front St
Uniondale - 11553
(516) 481-8245

Huntington US Post Office

16 New York Avenue
Huntington - 11743
(631) 423-5880

New Suffolk US Post Office

375 1st St
New Suffolk - 11956
(631) 734-6271

Hauppauge US Post Office

150 Oser Avenue
Hauppauge - 11788
(631) 231-3155

Center Moriches US Post Office

35 Railroad Avenue
Center Moriches - 11934
(631) 878-0953

Deer Park US Post Office

375 Carlls Path
Deer Park - 11729
(631) 667-6490

West Babylon US Post Office

617 W Montauk Highway
West Babylon - 11704
(631) 422-2276

Locust US Post Office

115 Forest Avenue
Locust Valley - 11560
(516) 671-1559

Carle Place US Post Office

309 Westbury Avenue
Carle Placeace - 11514
(516) 333-3147