Syosset US Post Office

40 Queens St
Syosset, NY 11791
Phone: (516) 921-0746
Fax: (516) 496-4736
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New Hyde Park US Post Office

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

Old Westbury US Post Office

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

St. James US Post Office

325 Lake Avenue
St James - 11780
(631) 584-4138

Bridgehampton US Post Office

2322 Montauk Highway
Bridgehampton - 11932
(631) 537-9322

East Setauket US Post Office

450 Route 25a
East Setauket - 11733
(631) 941-4005

Saltaire US Post Office

Broadway St
Saltaire - 11706
(631) 583-7716

West Hempstead US Post Office

245 Hempstead Avenue
West Hempstead - 11552
(516) 481-5430

Port Jefferson US Post Office

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

North Babylon US Post Office

1196 Deer Park Avenue
North Babylon - 11703
(631) 667-4693

Patchogue US Post Office

170 E Main St
Patchogue - 11772
(631) 475-8623