Wantagh US Post Office

3300 Park Avenue
Wantagh, NY 11793
Phone: (516) 785-3425
Fax: (516) 496-4736
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Ocean Beach US Post Office

315 Cottage Walk
Ocean Beach - 11770
(631) 583-7368

Malverne US Post Office

339 Hempstead Avenue
Malverne - 11565
(516) 599-7583

Riverhead US Post Office

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

Glenwood Landing US Post Office

123 Glenwood Road
Glenwood Landing - 11547
(516) 676-8452

Island Park US Post Office

367 Long Beach Road
Island Park - 11558
(516) 432-9537

Northport US Post Office

240 Main St
Northport - 11768
(631) 261-6941

Roslyn US Post Office

1391 Old Northern Blvd
Roslyn - 11576
(516) 621-7397

Smithtown US Post Office

25 Route 111
Smithtown - 11787
(631) 360-6709

Bethpage US Post Office

288 Grumman Road W
Bethpage - 11714
(516) 349-5000

Water Mill US Post Office

670 Montauk Highway
Water Mill - 11976
(631) 726-6310