Montauk US Post Office

73 S Euclid Avenue
Montauk, NY 11954
Phone: (631) 668-7043
Fax: (516) 747-5876
Visit Website

Manhasset US Post Office

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

Eastport US Post Office

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

East Setauket US Post Office

450 Route 25a
East Setauket - 11733
(631) 941-4005

Riverhead US Post Office

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

Cedarhurst US Post Office

124 Grove Avenue
Cedarhurst - 11516
(516) 295-1452

Elmont US Post Office

778 Elmont Road
Elmont - 11003
(516) 285-4078

Massapequa US Post Office

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

Lake Grove US Post Office

1001 Hawkins Avenue
Lake Grove - 11755
(631) 588-7019

Syosset US Post Office

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

Yaphank US Post Office

5 E Main St
Yaphank - 11980
(631) 345-6829