Area Code 315-859 located in WESTMORELAND, ONEIDA, NY, more detail is as below. Place NPA (Numbering Plan Area) : 315 NXX (Local Number Prefix) : 859 City : WESTMORELAND County : ONEIDA State : NY (New York) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 36065 LATA (Local Access Transport Area) : 136 Rate Center : CLINTON ZIP Code Count : 8 ZIP Code Frequency : 3 ZIP Code : 13490 Other Information NPANXX : 315859 County Population : 0 Switch CLLI (Common Language Location Identifier) : CLTNNYZIRS0 MSA CBSA (Core Based Statistical Area) : Utica-Rome, NY MSA CBSA Code (Core Based Statistical Area) : 46540 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : VERIZON NEW YORK, INC. OCN (Operating Company Number) : 9104 Coverage Area Name : CLINTON Latitude : 43.0516 Longitude : -75.3802 ‹ previous : 315-859 next › : 315-859 Telephone Number List 315-859-0000 ~ 315-859-9999