Add Yahoo as a preferred source to see more of our stories on Google. In an email sent to affected customers (below), O2 has said that from April 2026, their contract will increase by £2.50 a month ...

O2 customers have a rare chance to slash their bills 🤑 O2 is hiking mobile bills beyond what customers were promised, sparking anger Martin Lewis says customers can leave penalty-free within 30 days ...