Mobile phone billing
If you have a query about your mobile phone bill but are having trouble resolving it, there are steps you can take. Read our guides to help you deal with billing issues, who to complain to and what to do if you’re hit by unexpected charges.
Answers to your problems
Can I challenge an excessive bill after using my mobile abroad?
Received a huge mobile phone bill after using your phone on holiday? You might be able to reject the charges. Read the Which? guide on what you can do.
I want to cancel my mobile phone contract early
If you want to cancel your mobile phone contract early, proceed with caution because you could be hit with hefty early cancellation fees
My phone bill is too high, how do I challenge it?
If you’ve received an incorrect or unusually high phone bill, you can follow our advice to dispute it.
The cost of my mobile phone contract has gone up, can I cancel?
If mobile phone provider raises contract prices, see what you can do and whether you can cancel your contract.
Step by step guides
Five facts you may not know about your consumer rights
Do you know your consumer rights? Staying savvy could help you save money and complain effectively. See our list of five unusual facts.