Farmingdale US Post Office

380 Main St
Farmingdale, NY 11735
Phone: (516) 249-1552
Fax: (516) 249-5231
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West Hempstead US Post Office

245 Hempstead Avenue
West Hempstead - 11552
(516) 481-5430

Ronkonkoma US Post Office

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

Farmingville US Post Office

500 Horseblock Road
Farmingville - 11738
(631) 732-8625

Port Jefferson Station US Post Office

544 Jefferson Placeaza
Port Jefferson Station - 11776
(631) 473-2751

Levittown US Post Office

180 Gardiners Avenue
Levittown - 11756
(516) 735-7343

Ridge US Post Office

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

Water Mill US Post Office

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

Glenwood Landing US Post Office

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

Baldwin US Post Office

2260 Grand Avenue
Baldwin - 11510
(516) 223-5024

East Islip US Post Office

11 Greenwood Avenue
East Islip - 11730
(631) 581-7807