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Purchase Illinois 630 area code phone numbers for your business

The 630 area code encompasses part of Chicago, Illinois, and a number of outlying cities and suburbs, including Aurora, Elgin, Elmhurst, and Montgomery. The cities and suburbs of Chicago, Elgin, Elmhurst, and Montgomery make up part of the Illinois Research and Technology Corridor, an area of the state that has a concentrated industrial and corporate presence. This area code has an approximate population of 1,565,880 residents in 940.79 square miles. There is a ratio of approximately 49.5% men to 50.5% women, and the median age is 35.70 with approximately 2.77 people living in each household. The area is relatively higher income with the average income reaching more than $70,000 per year and the average house selling for more than $202,000. More than fifty percent of the households in the area are comprised of families. 

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Cities in the 630 area code are Big Rock, Downers Grove, and Elmhurst.