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  5. Area Code 630

Where Is Area Code 630?

Area code 630 is found in the US state of Illinois. Primarily servicing the city of Aurora (population: 131400), area code 630 covers 5 counties of Illinois.

Located in the Central time zone, area code 630 is on the same time as Chicago, IL.

Area code 630 was brought into effect on August 3, 1996. 630 was split from the parent 708 area code.

Map of Illinois with area code 630 highlighted

Counties in Area Code 630

  • Cook,
  • DuPage,
  • Kane,
  • Kendall,
  • Will.

Most Populous Cities in Area Code 630

City County City Population Time Zone
Aurora Kane 131,400 CST
Naperville DuPage 120,722 CST
Bolingbrook Will 73,917 CST
Aurora DuPage 60,553 CST
Wheaton DuPage 60,205 CST
Downers Grove DuPage 57,268 CST
Saint Charles Kane 57,103 CST
Lombard DuPage 52,088 CST
Elmhurst DuPage 46,928 CST
Carol Stream DuPage 43,170 CST
Bartlett Cook 42,349 CST
Naperville Will 41,638 CST
Streamwood Cook 40,208 CST
Addison DuPage 39,590 CST
Hanover Park Cook 38,459 CST
Glen Ellyn DuPage 38,261 CST
Oswego Kendall 37,216 CST
West Chicago DuPage 36,968 CST
Glendale Heights DuPage 34,795 CST
Woodridge DuPage 32,424 CST
Batavia Kane 29,301 CST
Villa Park DuPage 29,183 CST
Geneva Kane 28,965 CST
Willowbrook DuPage 27,797 CST
Lisle DuPage 27,392 CST

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This page was last updated on July 3, 2015.