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Electric Service
Commonwealth Edison
800.334.7661 for English
800.955.8237 for Spanish
Customer Care Center
P.O. Box 805379
Chicago, IL 60680-5379 , www.comed.com
USPS 2440 Kilburn Ave, Rockford, IL 61101, USA +1 815-962-8359 Change your address: www.usps.com