West Islip US Post Office

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

170 Main St
Westhampton Beach - 11978
(631) 288-4093

Long Beach US Post Office

101 E Park Avenue
Long Beach - 11561
(516) 432-5484

Orient US Post Office

980 Village Ln
Orient - 11957
(631) 323-9760

Massapequa US Post Office

80 Atlantic Avenue
Oceanside - 11572
(516) 766-5829

New Suffolk US Post Office

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

Islandia US Post Office

PO Box 7800
Islandia - 11760
(631) 582-7420

Valley Stream US Post Office

111 S Franklin Avenue
Valley Stream - 11580
(516) 825-8739

East Quogue US Post Office

6 Bay Avenue
East Quogue - 11942
(631) 653-5247

Huntington US Post Office

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

Miller Placeace US Post Office

47 Echo Avenue
Miller Placeace - 11764
(631) 473-8134