Northport US Post Office

240 Main St
Northport, NY 11768
Phone: (631) 261-6941
Fax: (516) 437-2896
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Community Offices / Post Offices

Post Offices

Amityville US Post Office

77 Ireland Place
Amityville - 11701
631-264-3532
Post Offices

Centereach US Post Office

245 Centereach Mall
Centereach - 11720
(631) 588-7069
Post Offices

Cherry Grove US Post Office

1000 Bay Walk
Cherry Grove - 11782
(631) 589-1177
Post Offices

Medford US Post Office

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

Mt. Sinai US Post Office

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

North Bellmore US Post Office

2465 Jerusalem Avenue
North Bellmore - 11710
(516) 785-0676
Post Offices

Peconic US Post Office

2575 Peconic Ln
Peconic - 11958
(631) 765-9348
Post Offices

Sea Cliff US Post Office

200 Sea Cliff Avenue
Sea Cliff - 11579
(516) 671-8258
Post Offices

Wading River US Post Office

1816 Wading River Manor Road
Wading River - 11792
(631) 929-0219
Post Offices

Westbury US Post Office

360 Maple Avenue
Westbury - 11590
(516) 333-3598