Phone bills & costly calls
Premium phone numbers can end up being very costly but there are things you can do to avoid being stung by high charges. Our guides help you understand the regulations that protect you.
Answers to your problems
My landline provider has increased its prices, do I have to pay?
If your landline provider raises the price of your contract, generally you can't exit within your minimum term. But this changed in January 2014.
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.
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
How to avoid costly calls
Non-geographical numbers can often be more expensive to call than standard 01 and 02 numbers. But there are ways to avoid expensive phone numbers.