New Suffolk US Post Office

375 1st St
New Suffolk, NY 11956
Phone: (631) 734-6271
Fax: (516) 437-2896
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Islip Terrace US Post Office

136 Carleton Avenue
Islip Terrace - 11752
(631) 581-7894

Ridge US Post Office

1700 Middle Country Road
Ridge - 11961
(631) 345-6842

Riverhead US Post Office

1210 W Main St
Riverhead - 11901
(631) 727-1019

East Moriches US Post Office

3 Atlantic Avenue
East Moriches - 11940
(631) 878-0243

Westhampton US Post Office

408 Mill Road
Westhampton - 11977
(631) 288-4081

Saltaire US Post Office

Broadway St
Saltaire - 11706
(631) 583-7716

Yaphank US Post Office

5 E Main St
Yaphank - 11980
(631) 345-6829

Bay Shore US Post Office

10 Bay Shore Avenue
Bay Shore - 11706
(631) 969-3506

Glenwood Landing US Post Office

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

Plainview US Post Office

1662 Old Country Road
Plainview - 11803
(516) 845-7162