Old Bethpage US Post Office

696 Old Bethpage Road
Old Bethpage, NY 11804
Phone: (516) 249-2915
Fax: (516) 766-7585
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Shelter Island US Post Office

45 N Ferry Road
Shelter Island - 11964
(631) 749-1857

Sagaponack US Post Office

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

Blue Point US Post Office

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

Port Washington US Post Office

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

Sayville US Post Office

130 Greene Avenue
Sayville - 11782
(631) 589-6963

Port Jefferson US Post Office

407 E Main St # 17
Port Jefferson - 11777
(631) 473-1065

Baldwin US Post Office

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

Westbury US Post Office

360 Maple Avenue
Westbury - 11590
(516) 333-3598

Valley Stream US Post Office

111 S Franklin Avenue
Valley Stream - 11580
(516) 825-8739

Uniondale US Post Office

1000 Front St
Uniondale - 11553
(516) 481-8245