Bartlett, Illinois Area Code
Bartlett, IL is officially utilizing an area code overlay in which area codes 331 and 630 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Bartlett, IL area code information read more about area codes 331 and 630 details and Illinois area codes.
Bartlett, IL is located in Cook County and observes the Central Time Zone.
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