Garden City US Post Office

630 Old Country Road # 530
Garden City, NY 11530
Phone: (516) 746-1394
Fax: (516) 747-0332
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Island Park US Post Office

367 Long Beach Road
Island Park - 11558
(516) 432-9537

Glenwood Landing US Post Office

123 Glenwood Road
Glenwood Landing - 11547
(516) 676-8452

Greenport US Post Office

131 Front St
Greenport - 11944
(631) 477-1493

Jamesport US Post Office

1451 Route 25
Jamesport - 11947
(631) 722-5946

Wheatley Heights US Post Office

6 Colonial Springs Road
Wheatley Heights - 11798
(631) 643-3913

Mastic US Post Office

1450 Montauk Highway
Mastic - 11950
(631) 281-0275

Hampton US Post Office

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

Port Jefferson Station US Post Office

544 Jefferson Placeaza
Port Jefferson Station - 11776
(631) 473-2751

Bellmore US Post Office

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

Holtsville US Post Office

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