Greenport US Post Office

131 Front St
Greenport, NY 11944
Phone: (631) 477-1493
Fax: (516) 487-2508
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Islip Terrace US Post Office

136 Carleton Avenue
Islip Terrace - 11752
(631) 581-7894

North Baldwin US Post Office

1620 Grand Avenue
North Baldwin - 11510
(516) 223-5710

Aquebogue US Post Office

212 Linda Avenue
Aquebogue - 11931
(631) 722-4368

Roosevelt US Post Office

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

Laurel US Post Office

2168 Main Road
Laurel - 11948
(631) 298-1672

Oakdale US Post Office

927 Montauk Highway
Oakdale - 11769
(631) 589-2683

Hauppauge US Post Office

960 Wheeler Road
Hauppauge - 11788
(631) 360-6712

East Northport US Post Office

297 Larkfield Road
East Northport - 11731
(631) 368-5632

Manhasset US Post Office

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

Riverhead US Post Office

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