Speonk US Post Office

323 Montauk Highway
Speonk, NY 11972
Phone: (631) 325-1741
Fax: (631) 360-0532
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Woodmere US Post Office

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

Blue Point US Post Office

141 Montauk Highway
Blue Point - 11715
(631) 363-6272

East Moriches US Post Office

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

Floral Park US Post Office

35 Tulip Avenue
Floral Park - 11001
(516) 616-5184

Mastic US Post Office

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

East Setauket US Post Office

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

Saltaire US Post Office

Broadway St
Saltaire - 11706
(631) 583-7716

Islip US Post Office

309 Main St # 3
Islip - 11751
(631) 581-7931

Nesconset US Post Office

226 Smithtown Blvd
Nesconset - 11767
(631) 265-3278

West Babylon US Post Office

617 W Montauk Highway
West Babylon - 11704
(631) 422-2276