O2 Phone Deals
O2 is the commercial brand of Telefonica UK Limited and is a leading digital communications company with the highest customer satisfaction for any mobile provider according to Ofcom. With over 23 million customers, O2 runs 2G, 3G and 4G networks across the UK, as well as operating O2 Wifi.
We have O2 Contracts available for 104 different phones from 11 brands. To change the default handset, simply choose your brand from the drop-down list then the specific model.