Ronkonkoma US Post Office

200 Hawkins Avenue
Ronkonkoma, NY 11779
Phone: (631) 588-0301
Fax: (516) 766-5845
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Moriches US Post Office

290 Montauk Highway
Moriches - 11955
(631) 878-1381

Bayport US Post Office

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

Bay Shore US Post Office

1314 5th Avenue
Bay Shore - 11706
(631) 969-3504

Manorville US Post Office

525 Eastport Manor Road
Manorville - 11949
(631) 727-0064

Cherry Grove US Post Office

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

Westhampton US Post Office

408 Mill Road
Westhampton - 11977
(631) 288-4081

Fair Harbor US Post Office

100 Bay Walk
Fair Harbor - 11706
(631) 583-7080

Locust US Post Office

115 Forest Avenue
Locust Valley - 11560
(516) 671-1559

Huntington US Post Office

16 New York Avenue
Huntington - 11743
(631) 423-5880

Manhasset US Post Office

28 Maple Place
Manhasset - 11030
(516) 627-0536