Assumption, Illinois Area Code
Assumption, IL is officially utilizing an area code overlay in which area codes 217 and 447 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Assumption, IL area code information read more about area codes 217 and 447 details and Illinois area codes.
Assumption, IL is located in Christian County and observes the Central Time Zone.
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