Area Code 423-494 located in CARYVILLE, CAMPBELL, TN, more detail is as below. Place NPA (Numbering Plan Area) : 423 NXX (Local Number Prefix) : 494 City : CARYVILLE County : CAMPBELL State : TN (Tennessee) NXX Use Type : Wireless NXX Intro Version : 2003-08-31 FIPS (Federal Information Processing Standards) : 47013 LATA (Local Access Transport Area) : 474 Rate Center : LAFOLLETTE ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 37714 Other Information NPANXX : 423494 County Population : 0 Switch CLLI (Common Language Location Identifier) : KNVNTN76CM0 MSA CBSA (Core Based Statistical Area) : La Follette, TN MSA CBSA Code (Core Based Statistical Area) : 29220 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN OCN (Operating Company Number) : 6673 Coverage Area Name : LA FOLLETTE Latitude : 36.3832 Longitude : -84.1177 ‹ previous : 423-493 next › : 423-494 Telephone Number List 423-494-0000 ~ 423-494-9999