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Submit specific information (i.e., customer name and account number, dates involved, EDI transactions, etc.) with a brief explanation of your problem or question to the Duquesne Light Co. Customer Choice Supplier email box (dlc_ssc@duqlight.com). 

All messages are processed in the order in which it was received.

Contact Information:

• Email :         dlc_ssc@duqlight.com

• Telephone:  412-393-6282

• Fax:             412-393-5503

• Need to report a cyber-attack or incident:   EDICYBERISSUE@duqlight.com or 412-393-5111

• Door to Door Marketing Notifications:     EGSmarketing@duqlight.com

• Supplier Service Center | Duquesne Light Company 411 Seventh Avenue, 14-1 (Suite 1430) | Pittsburgh, PA 15219