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  • Our lowest ever sim deal

    Take away our lowest price 500MB tariff for just £9. With 500 minutes and unlimited texts. Ends 24 May.

    Pick a sim
  • Get 4x more data

    With 20GB for the price of 5GB on selected phones. So you can do more of what you love.

    See the range
  • Win a tech bundle

    Sign in to My O2 to enter our prize draw to win a Bose speaker, a Lenovo tablet, a Fitbit and a GoPro camera.

    Find out more

*63% Refresh customers save 50% or more. Only Refresh customers eligible. 18+

**RPI information for Pay Monthly contracts, including O2 Refresh and sim only tariffs

Each year O2 Refresh Airtime Plan/Pay Monthly tariffs will be adjusted on your April bill by the Retail Price Index (RPI) rate of inflation announced in the preceding February. This year's rate is 2.6%.

We've got the hat-trick

For the third year in a row, we've been voted Website of the Year. We've also been named No.1 for Customer Service Satisfaction, 7 times in a row. And we won Best Pay As You Go Network in the uSwitch Mobile Awards 2017. Read up on our awards.