How do i contact eon energy customer service? Email: [email protected] Phone: contact your Customer Service Account Manager or the telephone number on your customers invoice (I&C)How do i contact eon if i have a hearing problem? Contact E.ON on 0800 056 6560 for a Minicom (hard of hearing) service. The E.ON Minicom service will help you communicate with E.ON if you have hearing difficulties. This phone number is suitable for all general enquiries, and it offers the same functionality as the regular customer service number.How do i contact e entertainment customer service? If you need assistance, please contact our customer service team. Our customer support team is always here to provide you with quality service. Call us at (833)888-2726 or email us at [email protected] Hours of operation: Monday - Friday 8 AM to 5 PM ESTHow do i contact eon smart pay as you go? Smart Pay As You Go – 0345 366 5996 Smart pay as you go customers should call E.ON on 0345 366 5996for all general enquiries. This number will connect you to the dedicated E.ON smart pay as you go customer service department. Call to make an enquiry about your account or a recent bill you have received.