4G and 5G Mobile Coverage Extends to More of London Underground

[Oxonian]

This isn't just O2 but it is a topic that is raised from time to time :-

More London Underground tunnels get mobile coverage as rollout expands

https://www.ianvisits.co.uk/articles/more-london-underground-tunnels-get-mobile-coverage-as-rollout-...

4G and 5G Mobile Coverage Extends to More of London Underground - ISPreview UK

https://www.ispreview.co.uk/index.php/2025/07/4g-and-5g-mobile-coverage-extends-to-more-of-london-un...

[Enlli]

Anything to stop Londoners having to look at other passengers and, God forbid, actually talk to them .