Sayville US Post Office

130 Greene Avenue
Sayville, NY 11782
Phone: (631) 589-6963
Fax: (516) 766-5845
Visit Website

Oyster Bay US Post Office

1 Shore Avenue
Oyster Bay - 11771
(516) 922-8249

Locust US Post Office

115 Forest Avenue
Locust Valley - 11560
(516) 671-1559

Elmont US Post Office

260 Elmont Road
Elmont - 11003
(516) 354-5947

Ocean Beach US Post Office

315 Cottage Walk
Ocean Beach - 11770
(631) 583-7368

Cherry Grove US Post Office

1000 Bay Walk
Cherry Grove - 11782
(631) 589-1177

Brookhaven US Post Office

2512 Montauk Highway
Brookhaven - 11719
(631) 286-1591

Upton US Post Office

2 Center St
Upton - 11973
(631) 344-2539

Centereach US Post Office

245 Centereach Mall
Centereach - 11720
(631) 588-7069

Bethpage US Post Office

288 Grumman Road W
Bethpage - 11714
(516) 349-5000

West Sayville US Post Office

12 Washington Avenue
West Sayville - 11796
(631) 589-6958