Log in or register for My O2 and take control of your account wherever you are – with all your information, bills and exclusive customer offers in one place.

Find exclusive offers and discover Switch Up, Flexible Superfast 5G Tariffs, Free Roaming & O2 Priority. Stay connected, wherever you are.

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See our latest deals on mobile phones, tablets, SIMs and accessories. Get free delivery, or click and collect from your nearest O2 store.

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.

Find O2 offers on iPhone, Samsung and more. Reduce your monthly bill by spreading the cost up to 36 months. Flex your data up or down monthly on Pay Monthly devices.

Discover O2 Pay & Go Rewards, where you can earn and redeem rewards effortlessly through simple steps for a better mobile experience.

Shop pay monthly SIM deals at O2, and enjoy unlimited minutes & texts, speedy 5G, O2 Priority perks, O2 WiFi hotspots, and more.

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O2 Switch Up is included in Plus Plans and Ultimate Plans or it can be added to a Classic Plan for a monthly subscription fee. New contract price may be higher than existing depending on plans …