Islip Terrace US Post Office

136 Carleton Avenue
Islip Terrace, NY 11752
Phone: (631) 581-7894
Fax: (516) 487-2508
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Miller Placeace US Post Office

47 Echo Avenue
Miller Placeace - 11764
(631) 473-8134

Wyandanch US Post Office

1569 Straight Path
Wyandanch - 11798
(631) 643-3914

Cutchogue US Post Office

240 Griffing St
Cutchogue - 11935
(631) 734-6032

New Hyde Park US Post Office

44 Millers Ln
New Hyde Park - 11040
(516) 616-6853

Oyster Bay US Post Office

1 Shore Avenue
Oyster Bay - 11771
(516) 922-8249

Old Westbury US Post Office

1 Store Hill Road # A
Old Westbury - 11568
(516) 626-5247

Cherry Grove US Post Office

1000 Bay Walk
Cherry Grove - 11782
(631) 589-1177

Valley Stream US Post Office

111 S Franklin Avenue
Valley Stream - 11580
(516) 825-8739

Peconic US Post Office

2575 Peconic Ln
Peconic - 11958
(631) 765-9348

Shelter Island US Post Office

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