O2 - Essential For Living
Find exclusive offers and discover Switch Up, Flexible Superfast 5G Tariffs, Free Roaming & O2 Priority. Stay connected, wherever you are.
Help & Support - O2
Get help and support with all the things that matter most to you – from understanding your bill and using your phone abroad to managing your O2 account online.
How to sign in to My O2
Jun 30, 2025 · Sign into My O2 for an easier way to keep an eye on charges, check your allowances and manage your bills – and find out how to change your login details.
Mobile Phone Deals | Compare Our Best Phone Contracts - O2
At O2, we have a range of Flip and Foldable phones available. Whether you're looking for the new Samsung Galaxy Z Flip7 or the Google Pixel 9 Pro Fold, you can shop our range of deals and …
SIM Only Deals | Compare our Best SIM Only Contracts - O2
Shop pay monthly SIM deals at O2, and enjoy unlimited minutes & texts, speedy 5G, O2 Priority perks, O2 WiFi hotspots, and more.
Your O2 Account – Help & Support
Get help with everything to do with your O2 account – with information on your billing and usage, how to use My O2, and what to do if you're looking to upgrade.
How to contact our helpful UK customer support team | O2
Find answers to any question about an order, our products or anything else O2 on our website – or contact our helpful customer support by phone or online chat.
O2 | About O2 | O2 Company Details
Welcome to O2, the leading mobile phone site on the web. You can discover the world of O2 from network information to new services.
Using Your Phone Abroad → O2 Travel Search Tool | O2
Stay connected with O2 Travel Heading outside Europe? Use your data, minutes and texts at no extra cost on selected plans. Find out which countries are included.
Store locator | O2 UK | Find Your Nearest O2 Store
If you're in need of some expert advice, the O2 team will be happy to help. Whether you're looking for a sparkling new device, a contract that fits your needs, or have some questions about your existing …