Area Code 423-435 located in ATHENS, MCMINN, TN, more detail is as below. Place NPA (Numbering Plan Area) : 423 NXX (Local Number Prefix) : 435 City : ATHENS County : MCMINN State : TN (Tennessee) NXX Use Type : Landline NXX Intro Version : 2002-10-25 FIPS (Federal Information Processing Standards) : 47107 LATA (Local Access Transport Area) : 474 Rate Center : ATHENS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 37303 Other Information NPANXX : 423435 County Population : 0 Switch CLLI (Common Language Location Identifier) : KNVLTNMAX1Z MSA CBSA (Core Based Statistical Area) : Athens, TN MSA CBSA Code (Core Based Statistical Area) : 11940 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : LEVEL 3 COMMUNICATIONS, LLC - TN OCN (Operating Company Number) : 4806 Coverage Area Name : ATHENS Latitude : 35.4520 Longitude : -84.6009 ‹ previous : 423-434 next › : 423-436 Telephone Number List 423-435-0000 ~ 423-435-9999