861 Area Code Phone Directory

Information for Area Code 861

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