If you want to switch to a different provider but keep your existing handset, you may need to get it unlocked. Our guide explains more.
Help and advice for making use of landline, mobile, internet and postal services, and guidance on what to do if things go wrong
If you’re confused by call charges or don’t know your 03 from your 0845 numbers, then we have the perfect guide for you.
If you’re fed up receiving these calls and messages there is something you can do about it. Check out the Ofcom guide for help and advice.