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- Get up to 30% off Your Airtime Plans with O2 Refresh, directly from us.
- O2 is the UK’s largest mobile network operator, with 31.3 million subscribers as of September 2021. Telefonica UK Limited
- View our full range of mobile phones and smartphones on our ultra fast 5G network. Compare features, offers on contract handsets.
You can make card payments at any time using My O2. You can store your card details securely in the My O2 Card Wallet.
- Telefonica UK Limited, trading as O2 UK, is a British telecommunications services provider, headquartered in Slough, England which operates under the O2 brand. It is owned by Virgin Media O2, a 50:50 joint venture between Telefónica and Liberty Global.
