Learn about the 314 area code, including its location, cities, time zone, introduction date, and related area codes.
314 Area Code Details
Major Cities in the 314 Area Code
The 314 area code is associated with the following cities and communities:
- Affton
- Ferguson
- Florissant
- Hazelwood
- Kirkwood
- Maryland Heights
- Mehlville
- Oakville
- Spanish Lake
- St. Louis
- University City
- Webster Groves
Where Is Area Code 314 Located?
The 314 area code serves communities in Missouri. The exact communities and numbering assignments can change as telephone numbering resources are updated.
314 Area Code Time Zone
The 314 area code is associated with the Central time zone.
When Was 314 Area Code Introduced?
The 314 area code was introduced in 01-Jan-1947.
How to Call a 314 Area Code Number
For a call within the same numbering plan, dial the required local number according to your carrier’s dialing rules. For calls from outside the United States, use the United States country code (+1), followed by the area code and seven-digit telephone number.
Related Area Codes
314 Area Code FAQ
What state is 314 area code in?
The 314 area code is associated with Missouri.
What time zone is 314 area code in?
The 314 area code is associated with Central.
What cities use 314 area code?
Affton|Ferguson|Florissant|Hazelwood|Kirkwood|Maryland Heights|Mehlville|Oakville|Spanish Lake|St. Louis|University City|Webster Groves
More Questions About Area Code 314
What state is area code 314 in?
Area code 314 is associated with Missouri.
What time zone is area code 314 in?
The listed time zone for area code 314 is Central.