Bay Shore US Post Office

10 Bay Shore Avenue
Bay Shore, NY 11706
Phone: (631) 969-3506
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Mt. Sinai US Post Office

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

Mineola US Post Office

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

Long Beach US Post Office

101 E Park Avenue
Long Beach - 11561
(516) 432-5484

Roslyn US Post Office

1391 Old Northern Blvd
Roslyn - 11576
(516) 621-7397

Peconic US Post Office

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

Carle Place US Post Office

309 Westbury Avenue
Carle Placeace - 11514
(516) 333-3147

Cherry Grove US Post Office

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

Greenport US Post Office

131 Front St
Greenport - 11944
(631) 477-1493

Bayport US Post Office

850 Montauk Highway
Bayport - 11705
(631) 472-7396

Island Park US Post Office

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