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McLean County Area Codes

About McLean County Area Codes

The county of McLean County, located in Illinois, is served by 1 telephone area code(s) in this dataset. These calling codes cover cities, suburbs, and unincorporated communities across the county.

Major phone area codes used in McLean County include 309. The county mainly follows the America/Chicago time zone.

Cities and towns served by these area codes in McLean County include Bloomington, Normal.

List of Area Codes in McLean County, Illinois

The table below lists all telephone area codes used in McLean County, Illinois, along with their associated cities and time zones from this dataset.


S.N. Area Code Cities Time Zone(s)
1 309 Bloomington, Normal America/Chicago


Related Area Code Pages

Explore related area code resources on Burning Compass:

  • All area codes in Illinois
  • Individual area code details are available from the table above.

County Area Codes in Illinois

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