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Area Code Activity Across the Region

Following is a list of the new area codes introduced in the Midwest in the past, as well as those planned for 2001 and beyond.

Future Area Code Changes

Future Area Code Changes
Illinois
Parent Area Code New Area Code Relief Plan Optional Dialing Required Dialing Dialing Plan
708 464 Overlay 5/11/98 To be determined 1+10 digits for all calls
630 331 Overlay 5/11/98 To be determined 1+10 digits for all calls
312 & 773 combined 872 Overlay 5/11/98 To be determined 1+10 digits for all calls
618, 217 & 815 Relief planning is in progress To be determined
Indiana
Parent Area Code New Area Code Relief Plan Optional Dialing Required Dialing Dialing Plan
219 260 Three-way Split 1/15/02 6/14/02 7 digits for local calls within same area code
1+10 digits for local toll & for long distance
219 574 Three-way Split 1/15/02 6/14/02 7 digits for local calls within same area code
1+10 digits for local toll & for long distance
618, 217 & 815 Relief planning is in progress To be determined
Michigan
Parent Area Code New Area Code Relief Plan Optional Dialing Required Dialing Dialing Plan
810 586 Split 9/22/01 3/23/02 7 digits for local calls within same area code
1+10 digits for local toll & for long distance
248 947 Overlay 1/26/02 6/8/02 10 digits for local calls
1+10 digits for long distance
616 269 Split 7/13/02 2/15/03 7 digits for local calls within same area code
1+10 digits for local toll & for long distance
734 679 Overlay To be determined To be determined 10 digits for local calls
1+10 digits for long distance
313 679 Overlay To be determined To be determined  
Ohio
Parent Area Code New Area Code Relief Plan Optional Dialing Required Dialing* Dialing Plan
513 283 Overlay 1/15/2001 6/29/2002 10 digits for local calls
1+10 digits for long distance
614 380 Overlay 8/18/01 9/21/02 10 digits for local calls
1+10 digits for long distance
440 Relief planning is in progress To be determined
*Note: The elimination of 7-digit dialing will take approximately one week to complete. Until the conversion is complete, customers may experience different dialing patterns from different locations.
Area Codes Introduced from 1993 - 2000
Location Parent Area Code New Area Code Relief Plan Start Date Required Dialing Plan
Illinois 312 773 Split 10/12/96 01/11/97
Illinois 708 847 Split 01/20/96 04/19/96
Illinois 708 847 Split 01/20/96 04/19/96
Indiana 317 765 Split 02/01/97 06/28/97
Michigan 810 586 Split 09/22/01 03/23/02
Michigan 517 989 Split 04/07/01 10/06/01
Michigan 616 231 Split 06/05/99 10/02/99
Michigan 313 734 Split 12/13/97 07/25/98
Michigan 810 248 Split 05/10/97 09/13/97
Michigan 313 810 Split 12/01/93 08/10/94
Ohio 419 567 Overlay 12/01/00 12/01/01
Ohio 330 234 Overlay 04/01/00 10/01/00
Ohio 216 440 Split 08/16/97 04/04/98
Ohio 614 740 Split 12/08/97 06/06/98
Ohio 513 937 Split 09/28/96 06/14/97
Ohio 216 330 Split 03/09/96 06/29/96
Wisconsin 414 262 Split 09/25/99 03/04/00
Wisconsin 414 920 Split 07/25/97 10/26/97
618, 217 & 815 Relief planning is in progress To be determined

The new area codes listed above have been approved by NeuStar, who is the administrator of the North American Numbering Plan (NANP).

For a complete listing of all the new area codes in the North American Numbering Plan (which includes the United States, Canada, Bermuda and 18 Caribbean nations) visit the NANPA web site.


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