Romeoville, Illinois Area Code

Romeoville, IL Area Codes are

815 and 779

Romeoville, IL is currently using 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 Romeoville, IL area code information read more about area codes 779 and 815 details and Illinois area codes.

Romeoville, IL is located in Will County and observes the Central Time Zone.
View our Times by Area Code tool.

Illinois Area Code Map








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