Lynbrook US Post Office

100 Broadway
Lynbrook, NY 11563
Phone: (516) 599-7587
Fax: (631) 226-5599
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Bethpage US Post Office

288 Grumman Road W
Bethpage - 11714
(516) 349-5000

Central Islip US Post Office

101 Federal Plaza
Central Islip - 11722
(631) 715-0001

Elmont US Post Office

778 Elmont Road
Elmont - 11003
(516) 285-4078

Farmingdale US Post Office

380 Main St
Farmingdale - 11735
(516) 249-1552

Hicksville US Post Office

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

Island Park US Post Office

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

Rocky Point US Post Office

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

Ronkonkoma US Post Office

200 Hawkins Avenue
Ronkonkoma - 11779
(631) 588-0301

Sag Harbor US Post Office

21 Long Island Avenue
Sag Harbor - 11963
(631) 725-8968

Smithtown US Post Office

25 Route 111
Smithtown - 11787
(631) 360-6709