Holtsville US Post Office

162 Long Island Avenue
Holtsville, NY 11742
Phone: (631) 475-1761
Fax: (516) 487-2508
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Shirely US Post Office

800 Montauk Highway # 1
Shirley - 11967
(631) 281-0479

Roslyn Heights US Post Office

66 Mineola Avenue
Roslyn Heights - 11577
(516) 621-8050

Wainscott US Post Office

357 Montauk Highway
Wainscott - 11975
(631) 537-8943

Mattituck US Post Office

140 Love Ln
Mattituck - 11952
(631) 298-1364

Melville US Post Office

718 Walt Whitman Road
Melville - 11747
(631) 421-0726

Woodmere US Post Office

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

Jamesport US Post Office

1451 Route 25
Jamesport - 11947
(631) 722-5946

Glenwood Landing US Post Office

123 Glenwood Road
Glenwood Landing - 11547
(516) 676-8452

Rockville US Post Office

250 Merrick Road
Rockville Centre - 11570
(516) 766-5749

Mill Neck US Post Office

32 Frost Mill Road
Mill Neck - 11765
(516) 922-8247