Jamesport US Post Office

70 2nd St
South Jamesport, NY 11970
Phone: (631) 722-4317
Fax: (631) 360-0532
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Albertson US Post Office

860 Willis Avenue
Albertson - 11507
(516) 746-3512

Locust US Post Office

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

Manhasset US Post Office

28 Maple Place
Manhasset - 11030
(516) 627-0536

Manorville US Post Office

525 Eastport Manor Road
Manorville - 11949
(631) 727-0064

Massapequa Park US Post Office

4910 Merrick Road
Massapequa Park - 11762
(516) 798-1268

Old Westbury US Post Office

223 Store Hill Road # A
Old Westbury - 11568
(516) 333-0964

Sayville US Post Office

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

Shoreham US Post Office

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

St. James US Post Office

325 Lake Avenue
St James - 11780
(631) 584-4138

Water Mill US Post Office

670 Montauk Highway
Water Mill - 11976
(631) 726-6310