Elmont US Post Office

798 Meacham Avenue
Elmont, NY 11003
Phone: (516) 887-6247
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Garden City US Post Office

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

Mastic Beach US Post Office

110 Mastic Road
Mastic Beach - 11951
(631) 281-0359

Montauk US Post Office

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

Islandia US Post Office

PO Box 7800
Islandia - 11760
(631) 582-7420

Carle Place US Post Office

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

Cutchogue US Post Office

240 Griffing St
Cutchogue - 11935
(631) 734-6032

Westhampton US Post Office

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

Nesconset US Post Office

226 Smithtown Blvd
Nesconset - 11767
(631) 265-3278

West Islip US Post Office

480 Union Blvd
West Islip - 11795
(631) 669-5157

Brookhaven US Post Office

2512 Montauk Highway
Brookhaven - 11719
(631) 286-1591