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  5. Area Code 920

Where Is Area Code 920?

Area code 920 is found in the US state of Wisconsin. Primarily servicing the city of Green Bay (population: 182742), area code 920 covers 19 counties of Wisconsin.

Located in the Central time zone, area code 920 is on the same time as Chicago, IL.

Area code 920 was brought into effect on July 26, 1997. 920 was split from the parent 414 area code.

Map of  with area code 920 highlighted

Counties in Area Code 920

  • Brown,
  • Calumet,
  • Columbia,
  • Dodge,
  • Door,
  • Fond du Lac,
  • Green Lake,
  • Jefferson,
  • Kewaunee,
  • Manitowoc,
  • Marinette,
  • Marquette,
  • Oconto,
  • Outagamie,
  • Shawano,
  • Sheboygan,
  • Waupaca,
  • Waushara,
  • Winnebago.

Most Populous Cities in Area Code 920

City County City Population Time Zone
Green Bay Brown 182,742 CST
Appleton Outagamie 118,055 CST
Oshkosh Winnebago 81,577 CST
Sheboygan Sheboygan 63,217 CST
Fond du Lac Fond du Lac 60,888 CST
Neenah Winnebago 43,156 CST
De Pere Brown 41,995 CST
Manitowoc Manitowoc 39,839 CST
Menasha Winnebago 26,020 CST
Kaukauna Outagamie 25,417 CST
Beaver Dam Dodge 22,419 CST
Watertown Jefferson 19,354 CST
Fort Atkinson Jefferson 18,646 CST
Sturgeon Bay Door 17,222 CST
Plymouth Sheboygan 15,689 CST
Two Rivers Manitowoc 14,743 CST
New London Waupaca 14,243 CST
Waupun Fond du Lac 13,887 CST
Watertown Dodge 11,918 CST
Sheboygan Falls Sheboygan 11,218 CST
Ripon Fond du Lac 10,852 CST
Jefferson Jefferson 10,515 CST
Pulaski Shawano 9,128 CST
Berlin Green Lake 8,728 CST
Greenville Outagamie 8,682 CST

Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.

View all United States Area Codes.

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This page was last updated on July 3, 2015.