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  5. Area Code 319

Where Is Area Code 319?

Area code 319 is found in the US state of Iowa. Primarily servicing the city of Cedar Rapids (population: 136735), area code 319 covers 22 counties of Iowa.

Located in the Central time zone, area code 319 is on the same time as Chicago, IL.

Area code 319 was brought into effect on January 1, 1947.

Map of  with area code 319 highlighted

Counties in Area Code 319

  • Benton,
  • Black Hawk,
  • Bremer,
  • Buchanan,
  • Butler,
  • Des Moines,
  • Fayette,
  • Grundy,
  • Henry,
  • Iowa,
  • Johnson,
  • Jones,
  • Lee,
  • Linn,
  • Louisa,
  • Muscatine,
  • Tama,
  • Van Buren,
  • Washington.

Most Populous Cities in Area Code 319

City County City Population Time Zone
Cedar Rapids Linn 136,735 CST
Iowa City Johnson 80,726 CST
Waterloo Black Hawk 70,546 CST
Cedar Falls Black Hawk 42,261 CST
Marion Linn 37,692 CST
Burlington Des Moines 29,734 CST
Coralville Johnson 19,696 CST
North Liberty Johnson 15,388 CST
Fort Madison Lee 13,015 CST
Keokuk Lee 12,996 CST
Mount Pleasant Henry 12,412 CST
Waverly Bremer 12,232 CST
Washington Washington 9,261 CST
Anamosa Jones 8,685 CST
Independence Buchanan 8,641 CST
Evansdale Black Hawk 8,556 CST
Vinton Benton 7,570 CST
Oelwein Fayette 7,208 CST
Hiawatha Linn 7,115 CST
Monticello Jones 6,432 CST
Solon Johnson 6,422 CST
Mount Vernon Linn 5,977 CST
Kalona Washington 5,757 CST
West Liberty Muscatine 4,960 CST
Williamsburg Iowa 4,481 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 modified on July 3, 2015.