Commonwealth Edison Locations
Location Type: Headquarters
440 S. LaSalle St.Chicago, IL 60605-1028
United States (Map) Phone: 312-394-4321
Fax: 312-394-2231
Toll Free: 800-334-7661
http://www.exeloncorp.com/ourcompanies/comed
See Commonwealth Edison subsidiaries, affiliates, and branch locations with Hoover's Family Tree subscription add-on.
