Riverhead US Post Office

1210 W Main St
Riverhead, NY 11901
Phone: (631) 727-1019
Fax: (516) 845-7406
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Copiague US Post Office

695 Marconi Blvd
Copiague - 11726
(631) 842-9084

East Hampton US Post Office

12 Gay Road
East Hampton - 11937
(631) 324-6320

Valley Stream US Post Office

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

Medford US Post Office

1905 Route 112
Medford - 11763
(631) 475-8273

Bellmore US Post Office

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

Wantagh US Post Office

3300 Park Avenue
Wantagh - 11793
(516) 785-3425

Shelter Island Heights US Post Office

6 Grand Avenue
Shelter Island Heights - 11965
(631) 749-0486

Rocky Point US Post Office

346 Route 25a # 84
Rocky Point - 11778
(631) 744-0635

Center Moriches US Post Office

35 Railroad Avenue
Center Moriches - 11934
(631) 878-0953

Northport US Post Office

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