You can contact Duke Energy by phone at 1-888-254-1007 for general residential help. This main number is available 24 hours a day, 7 days a week. However, 1-888-254-1007 the phone number you need may change depending on your state and what you need help with. If your power goes out or you see a dangerous downed power line, 1-888-254-1007 call these specific numbers right away. Make a payment by phone. You can call us at 1-888-254-1007 anytime and make a payment through our automated phone system. If you need additional details regarding this consent, please contact Duke Energy at 1-888-254-1007.