West Islip US Post Office

480 Union Blvd
West Islip, NY 11795
Phone: (631) 669-5157
Fax: (516) 496-4736
Visit Website

Levittown US Post Office

180 Gardiners Avenue
Levittown - 11756
(516) 735-7343

Woodmere US Post Office

132 Franklin Place
Woodmere - 11598
(516) 374-3776

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

Montauk US Post Office

73 S Euclid Avenue
Montauk - 11954
(631) 668-7043

Middle Island US Post Office

780 Middle Country Road
Middle Island - 11953
(631) 205-1089

East Quogue US Post Office

6 Bay Avenue
East Quogue - 11942
(631) 653-5247

Fire Island Pines Post Office

Fire Island Pines Marina
Fire Isle Pines - 11782
(631) 597-6300

Yaphank US Post Office

5 E Main St
Yaphank - 11980
(631) 345-6829

Massapequa Park US Post Office

4910 Merrick Road
Massapequa Park - 11762
(516) 798-1268