Contact us

Send us a message

You can write to us at:
Last Mile Heat Limited
Sophia House
28 Cathedral Road
CF11 9LJ

Email us at:

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:

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