Jamesport US Post Office

1451 Route 25
Jamesport, NY 11947
Phone: (631) 722-5946
Fax: (516) 487-2508
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Wading River US Post Office

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

Atlantic Beach US Post Office

2009 Park St
Atlantic Beach - 11509
(516) 239-1178

Islip Terrace US Post Office

136 Carleton Avenue
Islip Terrace - 11752
(631) 581-7894

Glen Cove US Post Office

2 Glen Cove Avenue
Glen Cove - 11542
(516) 671-7847

North Babylon US Post Office

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

Bay Shore US Post Office

10 Bay Shore Avenue
Bay Shore - 11706
(631) 969-3506

East Marion US Post Office

9165 Main Road
East Marion - 11939
(631) 477-1668

Port Jefferson Station US Post Office

544 Jefferson Placeaza
Port Jefferson Station - 11776
(631) 473-2751

Fishers Island US Post Office

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

Nesconset US Post Office

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