East Setauket US Post Office

450 Route 25a
East Setauket, NY 11733
Phone: (631) 941-4005
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Westhampton Beach US Post Office

170 Main St
Westhampton Beach - 11978
(631) 288-4093

Bayville US Post Office

251 Bayville Avenue
Bayville - 11709
(516) 628-9235

Wyandanch US Post Office

1569 Straight Path
Wyandanch - 11798
(631) 643-3914

Manhasset US Post Office

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

New Hyde Park US Post Office

44 Millers Ln
New Hyde Park - 11040
(516) 616-6853

Locust US Post Office

115 Forest Avenue
Locust Valley - 11560
(516) 671-1559

Ocean Beach US Post Office

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

Massapequa Park US Post Office

4910 Merrick Road
Massapequa Park - 11762
(516) 798-1268

Hampton US Post Office

16 Ponquogue Avenue
Hampton Bays - 11946
(631) 728-6994

Point Lookout US Post Office

110 Lido Blvd
Point Lookout - 11569
(516) 431-7590