Copiague US Post Office

695 Marconi Blvd
Copiague, NY 11726
Phone: (631) 842-9084
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Jamesport US Post Office

70 2nd St
South Jamesport - 11970
(631) 722-4317

Lake Grove US Post Office

1001 Hawkins Avenue
Lake Grove - 11755
(631) 588-7019

Fire Island Pines Post Office

Fire Island Pines Marina
Fire Isle Pines - 11782
(631) 597-6300

New Hyde Park US Post Office

1001 2nd Avenue
New Hyde Park - 11040
(516) 354-6024

St. James US Post Office

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

Saltaire US Post Office

Broadway St
Saltaire - 11706
(631) 583-7716

Williston Park US Post Office

446 Willis Avenue
Williston Park - 11596
(516) 746-3247

Garden City US Post Office

630 Old Country Road # 530
Garden City - 11530
(516) 746-1394

Sag Harbor US Post Office

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

Central Islip US Post Office

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