Glen Head US Post Office

240 Glen Head Road # 1
Glen Head, NY 11545
Phone: (516) 676-8465
Fax: (516) 228-7555
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Shelter Island US Post Office

45 N Ferry Road
Shelter Island - 11964
(631) 749-1857

Port Jefferson US Post Office

407 E Main St # 17
Port Jefferson - 11777
(631) 473-1065

Holtsville US Post Office

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

Amityville US Post Office

77 Ireland Place
Amityville - 11701
631-264-3532

East Quogue US Post Office

6 Bay Avenue
East Quogue - 11942
(631) 653-5247

Wantagh US Post Office

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

North Baldwin US Post Office

1620 Grand Avenue
North Baldwin - 11510
(516) 223-5710

Smithtown US Post Office

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

Ronkonkoma US Post Office

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

West Babylon US Post Office

385 Route 109
West Babylon - 11704
(631) 893-0560