Manorville US Post Office

525 Eastport Manor Road
Manorville, NY 11949
Phone: (631) 727-0064
Fax: (631) 226-5599
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Cold Spring Harbor US Post Office

126 Main St
Cold Spring Hbr - 11724
(631) 692-5307

Islip US Post Office

309 Main St # 3
Islip - 11751
(631) 581-7931

Mastic US Post Office

1450 Montauk Highway
Mastic - 11950
(631) 281-0275

Ocean Beach US Post Office

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

Copiague US Post Office

695 Marconi Blvd
Copiague - 11726
(631) 842-9084

Central Islip US Post Office

101 Federal Plaza
Central Islip - 11722
(631) 715-0001

Baldwin US Post Office

2260 Grand Avenue
Baldwin - 11510
(516) 223-5024

Roosevelt US Post Office

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

Blue Point US Post Office

141 Montauk Highway
Blue Point - 11715
(631) 363-6272

Yaphank US Post Office

5 E Main St
Yaphank - 11980
(631) 345-6829