Central Islip US Post Office

110 E Suffolk Avenue
Central Islip, NY 11722
Phone: (631) 234-0547
Fax: (631) 234-7429
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Bellmore US Post Office

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

Islip Terrace US Post Office

136 Carleton Avenue
Islip Terrace - 11752
(631) 581-7894

East Hampton US Post Office

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

Sound Beach US Post Office

25 New York Avenue
Sound Beach - 11789
(631) 744-0837

Lawrence US Post Office

12 Bayview Avenue
Lawrence - 11559
(516) 239-2834

East Setauket US Post Office

101 Main St
Setauket - 11733
(631) 941-4042

Rocky Point US Post Office

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

Lindenhurst US Post Office

65 E Hoffman Avenue
Lindenhurst - 11757
(631) 226-6914

Williston Park US Post Office

446 Willis Avenue
Williston Park - 11596
(516) 746-3247

Jamesport US Post Office

70 2nd St
South Jamesport - 11970
(631) 722-4317