EON Energy Complaints 0844 220 4036

Complaints: 0844 220 4036
EON is one of the UK’s largest Energy Companies, so you’d think their complaints procedure simple and straight forward. Sadly, that’s rarely the case – so we’ve written you a step-by-step guide, so you can lodge your complaint and get the results you want.

What You’ll Need

Before you first lodge your complaint, it’s best to be prepared. So, try to gather as much of the following information as you can before you do:

  • Your EON customer details
  • Your latest bill or statement
  • An outline of the complaint
  • What action you’d like to take

To Complain By Phone

EON’s complaints department is comprehensive, but lodging a complaint by telephone is always the most effective way to go. Most problems are resolved on the spot – and it’s always easy to speak to a manager when you have someone on the phone.

You can file your complaint with their complaints department on this number:  0844 220 4036

To Complain Online

If you’re not a big fan of phone calls, that’s fine too – you can always lodge your complaint with their e-mail form.

To Complain By Post

Want to get really British and send them a letter? You can do that too! Just send your letter to this address:

Customer Service Centre,
PO Box 7750,


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