Centerport US Post Office

434 E Main St
Centerport, NY 11721
Phone: (631) 261-6918
Fax: (631) 757-6784
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Community Offices / Post Offices

Post Offices

East Setauket US Post Office

450 Route 25a
East Setauket - 11733
(631) 941-4005
Post Offices

Elmont US Post Office

798 Meacham Avenue
Elmont - 11003
(516) 887-6247
Post Offices

Hauppauge US Post Office

150 Oser Avenue
Hauppauge - 11788
(631) 231-3155
Post Offices

Hauppauge US Post Office

960 Wheeler Road
Hauppauge - 11788
(631) 360-6712
Post Offices

Holtsville US Post Office

162 Long Island Avenue
Holtsville - 11742
(631) 475-1761
Post Offices

Islip US Post Office

309 Main St # 3
Islip - 11751
(631) 581-7931
Post Offices

Medford US Post Office

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

Sayville US Post Office

130 Greene Avenue
Sayville - 11782
(631) 589-6963
Post Offices

Shelter Island Heights US Post Office

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

Stony Brook US Post Office

129 Main St
Stony Brook - 11790
(631) 751-5691