Area Code 270-387 located in COLUMBIA, ADAIR, KY, more detail is as below. Place NPA (Numbering Plan Area) : 270 NXX (Local Number Prefix) : 387 City : COLUMBIA County : ADAIR State : KY (Kentucky) NXX Use Type : Landline NXX Intro Version : 2005-10-13 FIPS (Federal Information Processing Standards) : 21001 LATA (Local Access Transport Area) : 464 Rate Center : COLUMBIA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 42728 Other Information NPANXX : 270387 County Population : 0 Switch CLLI (Common Language Location Identifier) : EZTWKYXA9MD Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SBC INTERNET SERVICES, INC. OCN (Operating Company Number) : 516C Coverage Area Name : BENTON Latitude : 36.8648 Longitude : -88.3514 ‹ previous : 270-386 next › : 270-388 Telephone Number List 270-387-0000 ~ 270-387-9999