Area code 920

Area code in eastern Wisconsin, United States

Area code 920 is a telephone area code in the state of Wisconsin, United States. It was created on July 26, 1997, when it was split from area code 414. It covers a large area of eastern Wisconsin. Some of the major cities and towns in this area code include Green Bay, Appleton, Oshkosh, Fond du Lac, and Sheboygan.