Medford US Post Office

1905 Route 112
Medford, NY 11763
Phone: (631) 475-8273
Fax: (631) 226-5599
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Uniondale US Post Office

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

Ronkonkoma US Post Office

200 Hawkins Avenue
Ronkonkoma - 11779
(631) 588-0301

East Setauket US Post Office

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

Shoreham US Post Office

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

New Hyde Park US Post Office

1001 2nd Avenue
New Hyde Park - 11040
(516) 354-6024

Mastic US Post Office

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

Middle Island US Post Office

780 Middle Country Road
Middle Island - 11953
(631) 205-1089

Hauppauge US Post Office

150 Oser Avenue
Hauppauge - 11788
(631) 231-3155

East Norwich US Post Office

1001 Oyster Bay Road
East Norwich - 11732
(516) 922-8283

Sagaponack US Post Office

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