Kankakee, Illinois Area Code
Kankakee, IL is officially utilizing an area code overlay in which area codes 779 and 815 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Kankakee, IL area code information read more about area codes 779 and 815 details and Illinois area codes.
Kankakee, IL is located in Kankakee County and observes the Central Time Zone.
View our Times by Area Code tool.
Area Codes Look Up By State and City
Area Codes Look Up in Surrounding Places