861 Area Code Information

State: IL

Largest City in Area: GURNEE

Where is Area Code 861? Area code (861) is in the state of IL. Below, are the major cities in the area code (861).

Major Cities in 861

  • GURNEE, IL (372)
  • WAUKEGAN, IL (215)
  • GRAYSLAKE, IL (155)
  • ROUND LAKE BEACH, IL (128)
  • CHICAGO, IL (119)
  • KANSAS CITY, MO (110)
  • LAKE VILLA, IL (53)
  • ROUND LAKE, IL (53)
  • GREENVILLE, SC (49)
  • BEACH PARK, IL (45)

Zip Codes in 861

We noticed you're blocking ads.

Our web site is powered by advertising, and your ad blocker may turn off some relevant search results. Keep supporting free contact information by turning off your ad blocker.