Letter to cancel your mobile
Want to leave your mobile provider? This letter gives notice and asks them to confirm your end date and final bill before taking any payment.
1. Add your details
Your details stay in your browser. Nothing you type here is sent to Bill Fighter or saved. Blank fields stay as [brackets] for you to fill in.
2. Copy, print or download
Tips
- Send it through your provider's complaints email, web form or post, and keep a copy with the date you sent it.
- Note the date: you can usually go to the free complaint scheme (CISAS or the Communications Ombudsman) after 6 weeks, or sooner with a deadlock letter.
Sources
Last checked 02/11/2026. This is a template with general information, not legal or financial advice. Check your own contract and the linked pages before you send it.