East Setauket US Post Office

101 Main St
Setauket, NY 11733
Phone: (631) 941-4042
Fax: (516) 766-5845
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North Babylon US Post Office

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

Old Westbury US Post Office

223 Store Hill Road # A
Old Westbury - 11568
(516) 333-0964

Franklin Square US Post Office

867 Hempstead Turnpike
Franklin Square - 11010
(516) 437-6647

Central Islip US Post Office

110 E Suffolk Avenue
Central Islip - 11722
(631) 234-0547

Jericho US Post Office

425 N Broadway
Jericho - 11753
(516) 681-6248

Woodmere US Post Office

132 Franklin Place
Woodmere - 11598
(516) 374-3776

Montauk US Post Office

73 S Euclid Avenue
Montauk - 11954
(631) 668-7043

Saltaire US Post Office

Broadway St
Saltaire - 11706
(631) 583-7716

Cutchogue US Post Office

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

Farmingville US Post Office

500 Horseblock Road
Farmingville - 11738
(631) 732-8625