Hauppauge US Post Office

150 Oser Avenue
Hauppauge, NY 11788
Phone: (631) 231-3155
Fax: (516) 487-2508
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West Babylon US Post Office

617 W Montauk Highway
West Babylon - 11704
(631) 422-2276

Bayville US Post Office

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

Oakdale US Post Office

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

Huntington Station US Post Office

888 E Jericho Turnpike
Huntington Sta - 11746
(631) 427-0594

Valley Stream US Post Office

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

Port Jefferson US Post Office

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

North Babylon US Post Office

1196 Deer Park Avenue
North Babylon - 11703
(631) 667-4693

Old Westbury US Post Office

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

Wantagh US Post Office

3300 Park Avenue
Wantagh - 11793
(516) 785-3425

Old Bethpage US Post Office

696 Old Bethpage Road
Old Bethpage - 11804
(516) 249-2915