Area Code 316-220 located in HARPER, HARPER, KS, more detail is as below. Place NPA (Numbering Plan Area) : 316 NXX (Local Number Prefix) : 220 City : HARPER County : HARPER State : KS (Kansas) NXX Use Type : Landline NXX Intro Version : 1996-01-10 FIPS (Federal Information Processing Standards) : 20077 LATA (Local Access Transport Area) : 532 Rate Center : WICHITA ZIP Code Count : 1 ZIP Code Frequency : 7 ZIP Code : 67058 Other Information NPANXX : 316220 County Population : 0 Switch CLLI (Common Language Location Identifier) : WCHTKSOLRS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SOUTHWESTERN BELL OCN (Operating Company Number) : 9533 Coverage Area Name : WICHITA Latitude : 37.6088 Longitude : -97.3321 ‹ previous : 316-220 next › : 316-220 Telephone Number List 316-220-0000 ~ 316-220-9999