Area Code 620-378 located in FREDONIA, WILSON, KS, more detail is as below. Place NPA (Numbering Plan Area) : 620 NXX (Local Number Prefix) : 378 City : FREDONIA County : WILSON State : KS (Kansas) NXX Use Type : Landline NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 20205 LATA (Local Access Transport Area) : 532 Rate Center : FREDONIA ZIP Code Count : 1960 ZIP Code Frequency : 96 ZIP Code : 66736 Other Information NPANXX : 620378 Switch CLLI (Common Language Location Identifier) : FRDNKSXARS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : UNITED TEL CO. OF KANSAS DBA CENTURYLINK OCN (Operating Company Number) : 1842 Coverage Area Name : FREDONIA Latitude : 37.5338 Longitude : -95.8288 ‹ previous : 620-378 next › : 620-379 Telephone Number List 620-378-0000 ~ 620-378-9999