Markus Haas, CEO of Telefónica Deutschland, pictured at the headquarters of mobile communications provider Telefónica (O2). The head of Munich-based mobile phone operator O2 sees his company on the ...

Up to 15.6million O2 mobile phone customers will see their bills rise by 40 per cent more than they were originally told. The phone network has announced a new mid-contract policy change that will ...

Police forces are checking intelligence and criminal databases following warnings of errors in data supplied to police and intelligence services by mobile service provider O2. Police specialists are ...

O2 is offering up to £1000 for old mobile phones, tablets and other devices as part of its 'Recycle' service. O2 Recycle launched in 2009 and has seen over 4 million devices recycled, resulting in ...