217 Area Code Dialing Changes Began February 27 A new area code has been introduced in Central Illinois. The new area code of 447 which will overlay the existing 217 area code which covers 36 counties and includes Chatham, Champaign, Urbana, Decatur, Springfield, Danville, Quincy, and Rantoul. This means when you dial a number you will now be required to dial the area code before you dial the number. This is important to remember when calling from a land line or cell phone that the, Village Office Number is 217-483-2451 and the Village Police Number Non Emergency 217-483-2453. 911 still works the same as it has.