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.
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.
This page was last updated on July 3, 2015.