Mt. Sinai US Post Office

457 Route 25a
Mt Sinai, NY 11766
Phone: (631) 928-0394
Fax: (516) 747-5876
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East Hampton US Post Office

291 Springs Fireplace Road
East Hampton - 11937
(631) 324-0790

Kings Point US Post Office

300 Steamboat Road
Kings Point - 11024
(516) 773-5298

Manhasset US Post Office

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

Garden City US Post Office

830 Stewart Avenue
Garden City - 11599
(516) 228-7502

Glen Head US Post Office

240 Glen Head Road # 1
Glen Head - 11545
(516) 676-8465

West Hempstead US Post Office

245 Hempstead Avenue
West Hempstead - 11552
(516) 481-5430

Holbrook US Post Office

445 Furrows Road
Holbrook - 11741
(631) 588-0226

Yaphank US Post Office

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

Hicksville US Post Office

109 Ludy St
Hicksville - 11801
(516) 433-9188

New Hyde Park US Post Office

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