New Suffolk US Post Office

375 1st St
New Suffolk, NY 11956
Phone: (631) 734-6271
Fax: (516) 437-2896
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Mastic US Post Office

1450 Montauk Highway
Mastic - 11950
(631) 281-0275

Bay Shore US Post Office

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

Freeport US Post Office

132 W Merrick Road
Freeport - 11520
(516) 378-6512

Lake Grove US Post Office

1001 Hawkins Avenue
Lake Grove - 11755
(631) 588-7019

Ocean Beach US Post Office

315 Cottage Walk
Ocean Beach - 11770
(631) 583-7368

Old Westbury US Post Office

1 Store Hill Road # A
Old Westbury - 11568
(516) 626-5247

New Hyde Park US Post Office

44 Millers Ln
New Hyde Park - 11040
(516) 616-6853

Aquebogue US Post Office

212 Linda Avenue
Aquebogue - 11931
(631) 722-4368

Baldwin US Post Office

2260 Grand Avenue
Baldwin - 11510
(516) 223-5024

Carle Place US Post Office

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