LONDON (AP) - An untold number of U.K. residents may have unwittingly broadcast their numbers to sites across the Web while browsing the Internet with their cellphones during the past two weeks.

Earlier this morning we reported that UK mobile operator O2 has been sending its customers’ mobile numbers to websites, effectively allowing website owners to monitor its visitors. The issue was ...

Research carried out by Virgin Media O2 has found that millions of people are likely to have seen fake customer service numbers using search engines and AI tools. It has also dealt with customers who ...

O2 says it has now fixed a data breach which saw mobile internet users' phone numbers given out to websites. The mobile giant admits a technical glitch meant customers' numbers were sent to website ...

O2 is to launch a fixed/mobile convergence service for small businesses, the company has said. The service, called Fixed Number Anywhere, will give users a landline-style number that channels calls ...