Area Code 270-242 located in CLARKSON, GRAYSON, KY, more detail is as below. Place NPA (Numbering Plan Area) : 270 NXX (Local Number Prefix) : 242 City : CLARKSON County : GRAYSON State : KY (Kentucky) NXX Use Type : Landline NXX Intro Version : 1999-07-22 FIPS (Federal Information Processing Standards) : 21085 LATA (Local Access Transport Area) : 462 Rate Center : CLARKSON ZIP Code Count : 2039 ZIP Code Frequency : 63 ZIP Code : 42726 Other Information NPANXX : 270242 County Population : 0 Switch CLLI (Common Language Location Identifier) : CKSNKYXADS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : WINDSTREAM KENTUCKY EAST, INC. - LONDON OCN (Operating Company Number) : 9691 Coverage Area Name : LEITCHFIELD Latitude : 37.4952 Longitude : -86.2273 ‹ previous : 270-242 next › : 270-243 Telephone Number List 270-242-0000 ~ 270-242-9999