Speonk US Post Office

323 Montauk Highway
Speonk, NY 11972
Phone: (631) 325-1741
Fax: (631) 360-0532
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Calverton US Post Office

3690 Middle Country Road
Calverton - 11933
(631) 727-0067

Ocean Beach US Post Office

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

Malverne US Post Office

339 Hempstead Avenue
Malverne - 11565
(516) 599-7583

Old Westbury US Post Office

223 Store Hill Road # A
Old Westbury - 11568
(516) 333-0964

East Norwich US Post Office

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

Bohemia US Post Office

200 Orville Dr
Bohemia - 11716
(631) 589-2487

Port Jefferson Station US Post Office

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

Sagaponack US Post Office

542 Sagg Main St
Sagaponack - 11962
(631) 537-9346

North Baldwin US Post Office

1620 Grand Avenue
North Baldwin - 11510
(516) 223-5710

East Meadow US Post Office

446 E Meadow Avenue
East Meadow - 11554
(516) 794-4509