Island Park US Post Office

367 Long Beach Road
Island Park, NY 11558
Phone: (516) 432-9537
Fax: (516) 487-2508
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Bellmore US Post Office

2611 Merrick Road
Bellmore - 11710
(516) 781-0579

Centereach US Post Office

245 Centereach Mall
Centereach - 11720
(631) 588-7069

Centerport US Post Office

434 E Main St
Centerport - 11721
(631) 261-6918

East Norwich US Post Office

1001 Oyster Bay Road
East Norwich - 11732
(516) 922-8283

Hampton US Post Office

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

Hempstead US Post Office

200 Fulton Avenue
Hempstead - 11550
(516) 560-1120

Hicksville US Post Office

185 W John St
Hicksville - 11801
(516) 933-2300

Mt. Sinai US Post Office

457 Route 25a
Mt Sinai - 11766
(631) 928-0394

Massapequa US Post Office

80 Atlantic Avenue
Oceanside - 11572
(516) 766-5829

Uniondale US Post Office

1000 Front St
Uniondale - 11553
(516) 481-8245