Freeport US Post Office

132 W Merrick Road
Freeport, NY 11520
Phone: (516) 378-6512
Fax: (516) 223-3843
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East Northport US Post Office

297 Larkfield Road
East Northport - 11731
(631) 368-5632

Greenvale US Post Office

37 Northern Blvd
Greenvale - 11548
(516) 621-7163

Fishers Island US Post Office

1 Oriental Avenue
Fishers Island - 06390
(631) 788-7835

Holtsville US Post Office

162 Long Island Avenue
Holtsville - 11742
(631) 475-1761

Long Beach US Post Office

101 E Park Avenue
Long Beach - 11561
(516) 432-5484

Hicksville US Post Office

185 W John St
Hicksville - 11801
(516) 933-2300

East Norwich US Post Office

1001 Oyster Bay Road
East Norwich - 11732
(516) 922-8283

Bridgehampton US Post Office

2322 Montauk Highway
Bridgehampton - 11932
(631) 537-9322

North Babylon US Post Office

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

West Babylon US Post Office

385 Route 109
West Babylon - 11704
(631) 893-0560