Contact us
We want to give you the very best customer experience at all times. We work hard on our level of service and monitor our performance carefully.
You’ll find helpful information and answers to lots of questions here on our website. Whether it’s setting up an account, paying a bill, moving house or what to do if something goes wrong, you can find the answers you need on our frequently asked questions page.
If you need us to provide any of our information or communications in an accessible format (such as a paper copy), please let us know by emailing customerservices@lmheat.co.uk or calling 0333 009 5211 (Mon-Fri, 9am-5pm).
Send us a message
You can write to us at:
Last Mile Heat Limited
Sophia House
28 Cathedral Road
Cardiff
CF11 9LJ
Email us at: customerservices@lmheat.co.uk
For billing and account queries: 0333 009 5211 (Mon-Fri, 9am-5pm)
For network queries: 0330 043 1478 (Mon-Fri, 9am-5pm)
Emergency: 0330 043 1596 (24-hour)
Media enquiries: mediaenquiries@lastmile-group.com
Please note that all our calls are recorded for training and monitoring.
Relay UK
Helping people with hearing and speech difficulties communicate with anyone over the phone, using the national relay service.
Phone: 0800 7311 888
Relay UK app (or Textphone): 0800 500 888
