West Babylon US Post Office

617 W Montauk Highway
West Babylon, NY 11704
Phone: (631) 422-2276
Fax: (516) 496-4736
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Riverhead US Post Office

1210 W Main St
Riverhead - 11901
(631) 727-1019

Holtsville US Post Office

162 Long Island Avenue
Holtsville - 11742
(631) 475-1761

Fishers Island US Post Office

1 Oriental Avenue
Fishers Island - 06390
(631) 788-7835

Floral Park US Post Office

35 Tulip Avenue
Floral Park - 11001
(516) 616-5184

US Post Office Processing Center

160 Duryea Road
Melville - 11747
(631) 755-2575

East Hampton US Post Office

12 Gay Road
East Hampton - 11937
(631) 324-6320

East Setauket US Post Office

101 Main St
Setauket - 11733
(631) 941-4042

Manhasset US Post Office

28 Maple Place
Manhasset - 11030
(516) 627-0536

Woodmere US Post Office

132 Franklin Place
Woodmere - 11598
(516) 374-3776

Great Neck US Post Office

661 Middle Neck Road
Great Neck - 11023
(516) 829-6315