Where Is Area Code 314?
Area code 314 is found in the US state of Missouri. Primarily servicing the city of Saint Louis (population: 619011), area code 314 covers 2 counties of Missouri.
Located in the Central time zone, area code 314 is on the same time as Chicago, IL.
Area code 314 was brought into effect on January 1, 1947.
Counties in Area Code 314
- Saint Louis,
- Saint Louis City.
Most Populous Cities in Area Code 314
| City | County | City Population | Time Zone |
|---|---|---|---|
| St. Louis | Saint Louis | 619,011 | CST |
| St. Louis | Saint Louis City | 308,143 | CST |
| Florissant | Saint Louis | 109,133 | CST |
| Maryland Heights | Saint Louis | 22,400 | CST |
| Hazelwood | Saint Louis | 19,631 | CST |
| Saint Ann | Saint Louis | 15,186 | CST |
| Bridgeton | Saint Louis | 10,583 | CST |
| Valley Park | Saint Louis | 8,281 | CST |
| Glencoe | Saint Louis | 6,924 | 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.