O2 Homepage

  • Save £99.99 on the S5

    Grab the Samsung Galaxy S5 with 500MB data. Now £0 upfront on our £28 tariff*. Offer ends 18 March.

    Get the S5
  • Wear the Rose

    Get behind the England Rugby Team and make them feel like giants. Show it. Wear it. Share it. #WearTheRose

    Join us
  • Out of this world sim only deal

    Two months free on all 12 month tariffs from £19. Or one month free on our £13 and £16 tariffs. Be quick. Offer ends 25 March.

    See our sims
*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 1.1%.

We're winners

Website of the Year 2014, plus No.1 network for customer service for the last 6 years according to Ofcom. Read up on our awards.