How to complain.
We do our best to make sure you always have a great experience with our network. But if for any reason you’re not happy, we want to hear from you so we can make it better.
You’ll find how to submit your complaint below. You can also raise a complaint on behalf of someone else, as long as we get confirmation of consent. Ways to complain.
Speak to us online.
Use Live Chat to get in touch about your complaint right away.
Live Chat is open 08:00-22:00 Monday to Friday, and 09:00-20:00 on weekends.
We’re able to take your call from 08:00-20:00 Monday to Friday, and 09:00-18:00 on weekends. Standard rates apply to all numbers except 333, which is free to call from all Three phones on Advanced plans.
Write to us.
If you’d prefer to write, please send your thoughts to:
Three Customer Complaints
Hutchison 3G UK Ltd.
PO Box 333
Fill out our complaints form.
Use this form to submit a complaint to us online.
We answer most complaints within 7 working days. It can sometimes take longer. If you’ve already sent a form, we’ll be in touch as soon as possible. To talk sooner, use
Live Chat . Start the complaints form