Three SIM Only Deals

Switch to a Three SIM Only deal and get up to 99% UK coverage.

Top Features of Three

  • 99% UK Coverage
  • The UK’s Fastest 5G Network
  • Three+ Rewards App
  • Customer Service

99% UK Coverage

Life really does need a big network. And Three does not disappoint. With 99% UK coverage of either 3G or 4G, you’re bound to stay connected to loved ones for longer.

Even better, they are dedicating more spectrum to their 5G network faster than any other provider. So you’re more likely to be in a 5G location when you choose Three. It’s no wonder they have over 9.3m customers to date, with more customers switching to Three every year.

The UK’s Fastest 5G Network

According to Ookla, Speed Test Intelligence, Three scored higher than any other network in 2021 for speed. To win this award, Three achieved a Speed Score of 246.65, with median download speeds of 258.80 Mbps and median upload speeds of 13.94 Mbps.

So if you’re streaming, downloading and listening to your favourite apps on the go, choose Three for uninterrupted entertainment.

5G is available to all Three customers at no extra cost. Meaning that if you’re in a 5G area, you’ll automatically pick up 5G signal. This is available on all tariffs with uncapped download speeds. Three is truly unlimited when it comes to download speeds. Whereas other networks tend to cap your speeds, Three will give you endless streaming and sharing in the UK.

Three+ Rewards App

Three are the latest addition to the loyalty app party. If you’re a Three customer, download the Three+ loyalty app today for exclusive offers from brands you love, like Cineworld, Uber Eats, and many more. Plus, if that’s not enough get presale tickets to the UK's biggest festivals.

Offers include 20% off Uber Eats, £3 Adult tickets at Cineworld on the weekend and tuck into incredible offers at your favourite local restaurants.