About Area Code 618
Area code 618 serves Illinois, covering major cities including East St. Louis. Operating in the Central Time (CT), this code was established in 1947.
| State | Time Zone | Cities |
|---|---|---|
| Illinois | Central Time (CT) | East St. Louis |
Active Area Code
618
Illinois
Central Time (CT)
Est. 1947
PRIMARY
Location
Illinois
East St. Louis
ACTIVE
Coverage
1 Cities
Since 1947
Beware of Spam Calls
Scammers frequently use 618 numbers. Always verify unknown callers before sharing personal information.
Protect Yourself NowCommon Questions
Where is 618?
Located in Illinois, serving East St. Louis and surrounding areas.
What time zone?
Operates in Central Time (CT).
When established?
Area code 618 was introduced in 1947.
Used for spam?
Can be used by legitimate and fraudulent callers. Always verify unknown numbers.