Deer Park US Post Office

375 Carlls Path
Deer Park, NY 11729
Phone: (631) 667-6490
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Roosevelt US Post Office

1 Babylon Turnpike
Roosevelt - 11575
(516) 378-6973

Bay Shore US Post Office

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

Moriches US Post Office

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

Shelter Island US Post Office

45 N Ferry Road
Shelter Island - 11964
(631) 749-1857

Hampton US Post Office

16 Ponquogue Avenue
Hampton Bays - 11946
(631) 728-6994

Point Lookout US Post Office

110 Lido Blvd
Point Lookout - 11569
(516) 431-7590

East Hampton US Post Office

291 Springs Fireplace Road
East Hampton - 11937
(631) 324-0790

Shelter Island Heights US Post Office

6 Grand Avenue
Shelter Island Heights - 11965
(631) 749-0486

Mattituck US Post Office

140 Love Ln
Mattituck - 11952
(631) 298-1364

Islip Terrace US Post Office

136 Carleton Avenue
Islip Terrace - 11752
(631) 581-7894