Area Code 315-938 located in ADAMS, JEFFERSON, NY, more detail is as below. Place NPA (Numbering Plan Area) : 315 NXX (Local Number Prefix) : 938 City : ADAMS County : JEFFERSON State : NY (New York) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 36045 LATA (Local Access Transport Area) : 136 Rate Center : HENDERSON ZIP Code Count : 79 ZIP Code Frequency : 11 ZIP Code : 13605 Other Information NPANXX : 315938 County Population : 0 Switch CLLI (Common Language Location Identifier) : HNSNNYXARS2 MSA CBSA (Core Based Statistical Area) : Watertown-Fort Drum, NY MSA CBSA Code (Core Based Statistical Area) : 48060 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY OCN (Operating Company Number) : 0096 Coverage Area Name : HENDERSON Latitude : 43.8468 Longitude : -76.1801 ‹ previous : 315-935 next › : 315-938 Telephone Number List 315-938-0000 ~ 315-938-9999