New Hyde Park US Post Office

1001 2nd Avenue
New Hyde Park, NY 11040
Phone: (516) 354-6024
Fax: (516) 437-2896
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Bellport US Post Office

26 Station Road
Bellport - 11713
(631) 286-8561

Old Westbury US Post Office

1 Store Hill Road # A
Old Westbury - 11568
(516) 626-5247

Center Moriches US Post Office

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

Port Washington US Post Office

1051 Port Washington Blvd
Port Washington - 11050
(516) 883-0754

Valley Stream US Post Office

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

Blue Point US Post Office

141 Montauk Highway
Blue Point - 11715
(631) 363-6272

Syosset US Post Office

40 Queens St
Syosset - 11791
(516) 921-0746

Water Mill US Post Office

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

Fire Island Pines Post Office

Fire Island Pines Marina
Fire Isle Pines - 11782
(631) 597-6300

Mill Neck US Post Office

32 Frost Mill Road
Mill Neck - 11765
(516) 922-8247