Area Code 423-489 located in HARROGATE, CLAIBORNE, TN, more detail is as below. Place NPA (Numbering Plan Area) : 423 NXX (Local Number Prefix) : 489 City : HARROGATE County : CLAIBORNE State : TN (Tennessee) NXX Use Type : Wireless NXX Intro Version : 2005-03-27 FIPS (Federal Information Processing Standards) : 47025 LATA (Local Access Transport Area) : 466 Rate Center : CUMBERLDGP ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 37752 Other Information NPANXX : 423489 County Population : 0 Switch CLLI (Common Language Location Identifier) : CRBNKYMA0MD Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - GA OCN (Operating Company Number) : 6214 Coverage Area Name : CUMBERLAND GAP Latitude : 36.5979 Longitude : -83.6680 ‹ previous : 423-488 next › : 423-490 Telephone Number List 423-489-0000 ~ 423-489-9999