East Marion US Post Office

9165 Main Road
East Marion, NY 11939
Phone: (631) 477-1668
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Garden City US Post Office

630 Old Country Road # 530
Garden City - 11530
(516) 746-1394

Valley Stream US Post Office

111 S Franklin Avenue
Valley Stream - 11580
(516) 825-8739

Smithtown US Post Office

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

East Islip US Post Office

11 Greenwood Avenue
East Islip - 11730
(631) 581-7807

Ocean Beach US Post Office

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

Northport US Post Office

240 Main St
Northport - 11768
(631) 261-6941

Westbury US Post Office

360 Maple Avenue
Westbury - 11590
(516) 333-3598

Farmingdale US Post Office

380 Main St
Farmingdale - 11735
(516) 249-1552

Bayville US Post Office

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

Seaford US Post Office

3575 Merrick Road
Seaford - 11783
(516) 785-3851