Area Code 630 - Chicago, IL

Below is the information for Area Code 630
General Information for Area Code 630
Country United States
State/Province Illinois
Major City Chicago
Time Zone Central (UTC-06:00)

Phone directory of numbers beginning with Area Code 630 Prefixes

Prefix Primary City County Phone Type
630-505 Naperville, IL Dupage Landline
630-506 Aurora, IL Kane Cell Number
630-507 Roselle, IL Dupage Cell Number
630-508 Northbrook, IL Cook Cell Number
630-509 Oak Brook, IL Dupage Landline
630-510 Wheaton, IL Dupage Landline
630-512 Downers Grove, IL Dupage Landline
630-513 St Charles, IL Kane Landline
630-514 La Grange Park, IL Cook Cell Number
630-515 Downers Grove, IL Dupage Landline
630-516 Elmhurst, IL Dupage Landline
630-517 Wheaton, IL Dupage Landline
630-518 Aurora, IL Kane Landline
630-519 Lombard, IL Dupage Landline
630-520 Oak Brook, IL Dupage Landline
630-521 Bensenville, IL Dupage Landline
630-522 Hinsdale, IL Dupage Landline
630-523 Roselle, IL Dupage Landline
630-524 St Charles, IL Kane Landline
630-525 Roselle, IL Dupage Cell Number
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Location Details

Area code is a type of numbering scheme used in telecommunication. It divides the territories of its member countries, the code is a three-digit code. The digits 0 and 1 applied for central office codes. Other digits were applied into geographic areas of the service territory.

  • 200: easily recognizable code (ERC)
  • 201: New Jersey
  • 202: Washington, D.C.
  • 203: Connecticut
  • and so on.

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