Westhampton US Post Office

408 Mill Road
Westhampton, NY 11977
Phone: (631) 288-4081
Fax: (516) 496-4736
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Lindenhurst US Post Office

65 E Hoffman Avenue
Lindenhurst - 11757
(631) 226-6914

Island Park US Post Office

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

Medford US Post Office

1905 Route 112
Medford - 11763
(631) 475-8273

Cutchogue US Post Office

240 Griffing St
Cutchogue - 11935
(631) 734-6032

Mineola US Post Office

160 1st St
Mineola - 11501
(516) 746-1372

East Setauket US Post Office

101 Main St
Setauket - 11733
(631) 941-4042

Mt. Sinai US Post Office

457 Route 25a
Mt Sinai - 11766
(631) 928-0394

Glen Cove US Post Office

2 Glen Cove Avenue
Glen Cove - 11542
(516) 671-7847

East Norwich US Post Office

1001 Oyster Bay Road
East Norwich - 11732
(516) 922-8283

Bayville US Post Office

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