Plandome US Post Office

155 Stonytown Road
Plandome, NY 11030
Phone: (516) 627-3747
Fax: (516) 845-7406
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Old Westbury US Post Office

1 Store Hill Road # A
Old Westbury - 11568
(516) 626-5247

Island Park US Post Office

367 Long Beach Road
Island Park - 11558
(516) 432-9537

East Marion US Post Office

9165 Main Road
East Marion - 11939
(631) 477-1668

Hicksville US Post Office

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

East Moriches US Post Office

3 Atlantic Avenue
East Moriches - 11940
(631) 878-0243

Valley Stream US Post Office

111 S Franklin Avenue
Valley Stream - 11580
(516) 825-8739

Montauk US Post Office

73 S Euclid Avenue
Montauk - 11954
(631) 668-7043

Oakdale US Post Office

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

Moriches US Post Office

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

Port Jefferson US Post Office

407 E Main St # 17
Port Jefferson - 11777
(631) 473-1065