Great Lakes, Illinois Area Code

Great Lakes, IL Area Codes are

847 and 224

Great Lakes, IL is officially utilizing an area code overlay in which area codes 224 and 847 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.

In addition to Great Lakes, IL area code information read more about area codes 224 and 847 details and Illinois area codes.

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

Illinois Area Code Map


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