Hauppauge US Post Office

150 Oser Avenue
Hauppauge, NY 11788
Phone: (631) 231-3155
Fax: (516) 487-2508
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Cutchogue US Post Office

240 Griffing St
Cutchogue - 11935
(631) 734-6032

Eastport US Post Office

24 Eastport Manor Road
Eastport - 11941
(631) 325-1798

Garden City US Post Office

630 Old Country Road # 530
Garden City - 11530
(516) 746-1394

Mastic US Post Office

1450 Montauk Highway
Mastic - 11950
(631) 281-0275

Mill Neck US Post Office

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

Moriches US Post Office

290 Montauk Highway
Moriches - 11955
(631) 878-1381

Massapequa US Post Office

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

Roosevelt US Post Office

1 Babylon Turnpike
Roosevelt - 11575
(516) 378-6973

Sayville US Post Office

130 Greene Avenue
Sayville - 11782
(631) 589-6963

Uniondale US Post Office

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