Area Code 314 at a Glance
| Area code | 314 |
| Region | Missouri |
| Country | United States |
| Primary timezone | America/Chicago |
| Dialing format | +1 (314) NXX-XXXX |
Cities and Places Using Area Code 314
Based on prefix-level carrier data, area code 314 covers places including:
- St. Louis, MO
- Florissant, MO
- Hazelwood, MO
- Bridgeton, MO
Frequently Asked Questions
Where is area code 314?
Area code 314 serves Missouri, United States.
Who is calling me from area code 314?
A call from area code 314 most likely originates from Missouri, but caller ID can be spoofed. If an unknown caller asks for personal or payment information, hang up and call the organization back on its official number.
How do I dial a 314 number?
Within North America: dial 1-314 followed by the 7-digit number. From abroad: your international prefix (like 00 or +), then 1 314 and the number.