Area Code 423-248 located in CUMBERLAND GAP, CLAIBORNE, TN, more detail is as below. Place NPA (Numbering Plan Area) : 423 NXX (Local Number Prefix) : 248 City : CUMBERLAND GAP County : CLAIBORNE State : TN (Tennessee) NXX Use Type : Wireless NXX Intro Version : 1998-08-14 FIPS (Federal Information Processing Standards) : 47025 LATA (Local Access Transport Area) : 474 Rate Center : NEWPORT ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 37724 Other Information NPANXX : 423248 County Population : 0 Switch CLLI (Common Language Location Identifier) : KNVLTNMA31Z Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : UNITED STATES CELLULAR CORP. - TENNESSEE OCN (Operating Company Number) : 6278 Coverage Area Name : NEWPORT Latitude : 35.9678 Longitude : -83.1944 ‹ previous : 423-247 next › : 423-249 Telephone Number List 423-248-0000 ~ 423-248-9999