Area Code 262-200 located in OCONOMOWOC, WAUKESHA, WI, more detail is as below. Place NPA (Numbering Plan Area) : 262 NXX (Local Number Prefix) : 200 City : OCONOMOWOC County : WAUKESHA State : WI (Wisconsin) NXX Use Type : Landline NXX Intro Version : 2004-12-13 FIPS (Federal Information Processing Standards) : 55133 LATA (Local Access Transport Area) : 356 Rate Center : OCONOMOWOC ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 53066 Other Information NPANXX : 262200 County Population : 0 Switch CLLI (Common Language Location Identifier) : OCNMWI11DS0 MSA CBSA (Core Based Statistical Area) : Milwaukee-Waukesha-West Allis, WI MSA CBSA Code (Core Based Statistical Area) : 33340 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : AMERITECH WISCONSIN OCN (Operating Company Number) : 9327 Coverage Area Name : OCONOMOWOC Latitude : 43.1103 Longitude : -88.5017 ‹ previous : 260-997 next › : 262-201 Telephone Number List 262-200-0000 ~ 262-200-9999