Illinois Area Codes in USA

To call Illinois, you have to dial: + 1 + City Area Code + Number you wish to call.

To call using a Prepaid Phone Card (with savings up to 95%!), follow the dialing instructions below:
  1. Dial the Access Number
  2. Enter your PIN Number
  3. Enter the number you wish to dial:
    • Country exit code (00 or 011) + 1 + Area Code + Number you wish to call
    • Ex: For calling New York from the UK: Dial 00 + 1 + 212 + phone number

Click here to find the best international calling cards, and get a special $5 free card.




COUNTRY EXIT CODE + 1 + CITY AREA CODE + NUMBER

City
Area Codes
Call using a Calling Card
Alton Area Code 618
Aurora Area Code 630
Belleville Area Code 618
Bloomington Area Code 309
Cairo Area Code 618
Champaign-Urbana Area Code 217
Chicago Area Code 312
Chicago Northern Suburbs Area Code 847
Chicago suburbs Area Code 708
Chicago-Metro Area Area Code 773
Chicago-Metro Area Area Code 630
East St. Louis Area Code 618
Evanston Area Code 708
Joliet Area Code 815
La Salle Area Code 815
Lansing Area Code 708
Naperville Area Code 630
Oak Brook Area Code 630
Peoria Area Code 309
Rock Island Area Code 309
Rockford Area Code 815
Springfield Area Code 217
St. Charles Area Code 630
Waukegan Area Code 847

Illinois area code and all Illinois area codes! We help you with international dialing!