Area code 557
557 is St. Louis, Florissant, University City, Missouri.
Area code 557 at a glance
- State
- Missouri
- Main cities
- St. Louis, Florissant, University City, Kirkwood, Webster Groves, Ferguson, Clayton
- Time zone
- Central Time
- Local time now
- --:--:--
- Overlay codes
- 314
- In service since
- 2022
314 covers the exact same area as 557 — both are dialed with all 10 digits.
Get a 557 number
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- +1 557 200 0173
- +1 557 201 0170
- +1 557 200 0192
- +1 557 201 0165
- +1 557 201 0034
Call a 557 number from abroad
Call any 557 number from your browser — no SIM, no app install, and no international roaming charge.
Calls to United States start at $0.02/min from QuikRing.
Call now in your browserCalling 557 from inside the US or Canada
Dial 1, then 557, then the 7-digit number.
Calling a 557 number or a 1-800 number from outside the US or Canada? Here is how to reach it from abroad.
Frequently asked questions
Where is area code 557?
Area code 557 covers St. Louis, Florissant, University City in Missouri.
What time is it in area code 557?
Area code 557 is in the Central Time time zone. See the live clock above for the current local time.
Is 314 the same area as 557?
Yes. 314 is an overlay of 557 — they cover the exact same area, so every call there needs all 10 digits dialed.
How do I get an area code 557 phone number?
Sign up for QuikRing and rent one of the available 557 numbers shown above. It starts working immediately and can receive real calls and text messages.
How much does it cost to call 557 from abroad?
Calls to United States numbers, including area code 557, start at $0.02/min with QuikRing — no roaming plan or SIM needed.