Antioch, Illinois Area Code
Antioch, IL is currently utilizing two area codes 224 and 847 which is an area code overlay serving the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Antioch, IL area code information read more about area codes 224 and 847 details and Illinois area codes.
Antioch, IL is located in Lake County and observes the Central Time Zone.
View our Times by Area Code tool.