About this number
(920) 474 is a landline based telephone number operated by Frontier North Inc. - Wi and is located in zip code 53066 in the city of Oconomowoc, Wisconsin, which is in Waukesha County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 920 and Network Numbering Exchange (NXX - also known as a prefix) of 474. It has an Operating Company Number (OCN) of 886. A Common Language Location Identifier (CLLI) of MPTNWIXARS0. As well as a Local access and transport area (LATA) of 356. Zip code 53066 has a population of 33,830 as of the 2010 census.