Area Code 331-210 located in GENEVA, KANE, IL, more detail is as below. Place NPA (Numbering Plan Area) : 331 NXX (Local Number Prefix) : 210 City : GENEVA County : KANE State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 3/6/2012 FIPS (Federal Information Processing Standards) : 17089 LATA (Local Access Transport Area) : 358 Rate Center : ST CHARLES ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 60134 Other Information NPANXX : 331210 County Population : 0 MSA CBSA (Core Based Statistical Area) : Chicago-Naperville-Joliet, IL-IN-WI MSA CBSA Code (Core Based Statistical Area) : 16980 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Overlay : L Company : PEERLESS NETWORK OF ILLINOIS, LLC - IL OCN (Operating Company Number) : 063E Coverage Area Name : SAINT CHARLES Latitude : 41.9130 Longitude : -88.3183 ‹ previous : 331-209 next › : 331-212 Telephone Number List 331-210-0000 ~ 331-210-9999