North Baldwin US Post Office

1620 Grand Avenue
North Baldwin, NY 11510
Phone: (516) 223-5710
Fax: (516) 437-2896
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Great River US Post Office

62 River Road
Great River - 11739
(631) 581-7680

Hewlett US Post Office

1245 Hewlett Placez
Hewlett - 11557
(516) 374-0973

Holbrook US Post Office

445 Furrows Road
Holbrook - 11741
(631) 588-0226

Mineola US Post Office

160 1st St
Mineola - 11501
(516) 746-1372

North Babylon US Post Office

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

Old Bethpage US Post Office

696 Old Bethpage Road
Old Bethpage - 11804
(516) 249-2915

Sayville US Post Office

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

East Setauket US Post Office

101 Main St
Setauket - 11733
(631) 941-4042

Woodmere US Post Office

132 Franklin Place
Woodmere - 11598
(516) 374-3776

US Post Office Processing Center

160 Duryea Road
Melville - 11747
(631) 755-2575