People who have a mobile phone from O2, Three, Vodafone and EE will see their bills go up from next month. Prices for major ...

O2 says that the major investment is being rolled out in a bid to ensure a consistent and reliable service across the UK in ...

Virgin Media O2 is boosting its networks across the UK with existing fibre networks and satellite connections.

Online retailers are to compare customer data with the O2 customer database via an interface. To combat fraud.