Locust US Post Office

115 Forest Avenue
Locust Valley, NY 11560
Phone: (516) 671-1559
Fax: (631) 226-5599
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Center Moriches US Post Office

35 Railroad Avenue
Center Moriches - 11934
(631) 878-0953

Cedarhurst US Post Office

124 Grove Avenue
Cedarhurst - 11516
(516) 295-1452

Plandome US Post Office

155 Stonytown Road
Plandome - 11030
(516) 627-3747

Massapequa US Post Office

80 Atlantic Avenue
Oceanside - 11572
(516) 766-5829

Nesconset US Post Office

226 Smithtown Blvd
Nesconset - 11767
(631) 265-3278

Woodmere US Post Office

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

Riverhead US Post Office

1210 W Main St
Riverhead - 11901
(631) 727-1019

Seaford US Post Office

3575 Merrick Road
Seaford - 11783
(516) 785-3851

Syosset US Post Office

40 Queens St
Syosset - 11791
(516) 921-0746

Huntington US Post Office

16 New York Avenue
Huntington - 11743
(631) 423-5880