Compare the best O2 contracts & deals

O2, is owned by Telefónica Europe plc, and was previously named O2 PLC. The company was launched originally as BT Cellnet in 1985 in a joint venture between BT Group and Securicor.

Since then it has been demerged renamed as O2, before it was sold to Telefónica Europe plc in 2005 for £17.7 billion. At the time of writing O2 has the largest subscriber base in the UK out of all the UK networks.

At Best Mobile Contracts we strive to bring you the best O2 deals. We compare all the major networks to ensure you get the best O2 contracts available in the UK. Please feel free to browse our site and find an O2 contract that is right for you. O2 also offer prepay mobile phones, so if you are looking for an O2 pay as you go mobile phone deal then we can also help you compare the best offers in the UK.

So why not search, compare and save today?