All our articles on O2 in one place. Find everything here from the latest news, reviews and rumours.
We take a look at how much UK providers charge for using your phone outside the EU.
Had a display mishap? O2 has got your back.
Want to find out more about O2's roaming charges? We've got it covered.
We take a look at the incentives and sweeteners offered by the UK’s biggest providers.
We answer all your burning questions about data rollover.
What's the outlook for customers and networks?
Freedom comes at a price. But is this one worth paying?