What is what area code is 920?

Area code 920 is a North American telephone area code that covers the eastern part of the state of Wisconsin, including cities such as Appleton, Oshkosh, Green Bay, Fond du Lac, Sheboygan, and Manitowoc. The code was created in 1997 when it split off from area code 414. It is one of the original area codes created in the 1947 North American Numbering Plan. Area code 920 is located in the Central Time Zone.