Bay Shore US Post Office

10 Bay Shore Avenue
Bay Shore, NY 11706
Phone: (631) 969-3506
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Sagaponack US Post Office

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

Malverne US Post Office

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

Port Washington US Post Office

1051 Port Washington Blvd
Port Washington - 11050
(516) 883-0754

Islandia US Post Office

PO Box 7800
Islandia - 11760
(631) 582-7420

Locust US Post Office

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

Shoreham US Post Office

69 Route 25a
Shoreham - 11786
(631) 744-3185

Roosevelt US Post Office

1 Babylon Turnpike
Roosevelt - 11575
(516) 378-6973

Glen Cove US Post Office

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

Bethpage US Post Office

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

Southold US Post Office

710 Traveler St
Southold - 11971
(631) 765-4027