Bayport US Post Office

850 Montauk Highway
Bayport, NY 11705
Phone: (631) 472-7396
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New Hyde Park US Post Office

1568 Union Turnpike
New Hyde Park - 11040
(516) 616-6893

Elmont US Post Office

260 Elmont Road
Elmont - 11003
(516) 354-5947

Smithtown US Post Office

25 Route 111
Smithtown - 11787
(631) 360-6709

Laurel US Post Office

2168 Main Road
Laurel - 11948
(631) 298-1672

Deer Park US Post Office

375 Carlls Path
Deer Park - 11729
(631) 667-6490

Bay Shore US Post Office

10 Bay Shore Avenue
Bay Shore - 11706
(631) 969-3506

Bayville US Post Office

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

East Setauket US Post Office

450 Route 25a
East Setauket - 11733
(631) 941-4005

Mastic Beach US Post Office

110 Mastic Road
Mastic Beach - 11951
(631) 281-0359

Syosset US Post Office

40 Queens St
Syosset - 11791
(516) 921-0746