Area Code 262-203 located in LAKE GENEVA, WALWORTH, WI, more detail is as below. Place NPA (Numbering Plan Area) : 262 NXX (Local Number Prefix) : 203 City : LAKE GENEVA County : WALWORTH State : WI (Wisconsin) NXX Use Type : Wireless NXX Intro Version : 2001-10-31 FIPS (Federal Information Processing Standards) : 55127 LATA (Local Access Transport Area) : 356 Rate Center : LAKEGENEVA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 53147 Other Information NPANXX : 262203 County Population : 0 Switch CLLI (Common Language Location Identifier) : NWBLWIAACM2 MSA CBSA (Core Based Statistical Area) : Whitewater, WI MSA CBSA Code (Core Based Statistical Area) : 48580 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : LAKE GENEVA Latitude : 42.5996 Longitude : -88.4344 ‹ previous : 262-201 next › : 262-204 Telephone Number List 262-203-0000 ~ 262-203-9999