East Marion US Post Office

9165 Main Road
East Marion, NY 11939
Phone: (631) 477-1668
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East Moriches US Post Office

3 Atlantic Avenue
East Moriches - 11940
(631) 878-0243

Oakdale US Post Office

927 Montauk Highway
Oakdale - 11769
(631) 589-2683

Mt. Sinai US Post Office

457 Route 25a
Mt Sinai - 11766
(631) 928-0394

Shoreham US Post Office

69 Route 25a
Shoreham - 11786
(631) 744-3185

Westbury US Post Office

360 Maple Avenue
Westbury - 11590
(516) 333-3598

Port Jefferson US Post Office

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

Cutchogue US Post Office

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

Lake Grove US Post Office

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

Roslyn Heights US Post Office

66 Mineola Avenue
Roslyn Heights - 11577
(516) 621-8050

Wading River US Post Office

1816 Wading River Manor Road
Wading River - 11792
(631) 929-0219