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Glen Ellyn, Illinois Area Code |
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Glen Ellyn, IL Area Codes are 331 and 630 |
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Glen Ellyn, Illinois is currently assigned two area codes 331 and 630. Glen Ellyn, IL utilizes 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 Glen Ellyn because two different homes in the same geographic area
can have the same seven digit phone number but each would have a different area code. The area code overlay which is in use in Glen Ellyn, IL today was put into service on October 7, 2007 when area code 331
was created as an overlay of area code 630. Area code 630 was put into service in 1996.
In addition to Glen Ellyn, IL area codes 331 and 630 serve the major communities of Addison, Aurora, Bartlett,
Batavia, Bensenville, Bloomingdale, Bolingbrook, Carol Stream, Darien, Downers Grove, Elmhurst, Glendale Heights, Hanover Park, Lisle, Lombard, Naperville, Roselle, St. Charles, Streamwood, Villa Park, West
Chicago, Westmont, Wheaton and Woodridge. |
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Illinois Area Codes |
217, 224, 309, 312, 331, 618, 630, 708, 773, 779, 815, 847, 872 |
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