O2 has started rolling out a complimentary 5G+ network upgrade to all Pay Monthly customers, but you'll need a compatible phone and SIM card to access the faster speeds ...

O2 HAS rolled out a free mobile upgrade which will give millions of Brits better service across its network. The new perk is now available to customers across more than 700 UK towns and cities.

O2 UK Ltd. and O2 Airwave Ltd. today announces that it has been named one of the top employers in the UK, being ranked 5th in The Sunday Timesí 2007 Best Big Companies to Work For List O2 UK Ltd. and ...

Wed, Mar 11, 2026 Millions of O2 customers will enjoy faster, more powerful mobile speeds with a new rollout of 5G+ across ...

O2 has confirmed that millions of its users are getting a speedy free upgrade. The change is bringing faster 5G+ to customers across the UK, with this service offering enhanced mobile coverage and ...

Discover the Orbital O2, the world's most powerful tidal turbine, in this in-depth look at its groundbreaking design and impact. See the impressive engineering as it is transported, deployed, and ...

O2 UK today announces that Dominic Mahony has been appointed to the position of UK HR Director, reporting to CEO Matthew Key O2 UK today announces that Dominic Mahony has been appointed to the ...

O2 has just switched off its legacy 3G network, being the last of the UK’s mobile operators to do so. That has opened up more ...

O2's 5G+ network is live in 700 places in the UK, but you'll have to upgrade manually and, in some cases, change your SIM.