Wonder Lake, Illinois Area Code

Wonder Lake, IL Area Codes are

815 and 779

Wonder Lake, 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 Wonder Lake, IL area code information read more about area codes 779 and 815 details and Illinois area codes.

Wonder Lake, IL is located in McHenry County and observes the Central Time Zone.
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Illinois Area Code Map


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