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My O2 gives you total control over your account – at home and on the go. Check your bills, manage your personal details, see if you're able to upgrade and much more.

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.

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.

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.

Shop our best pay monthly phone deals and contracts on our ultra fast 5G network. Compare features and offers on our range of smartphones.

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.

Check your data and allowance and find out when you can upgrade with the new My O2 app for iPhone and Android.

O2 custom plans give you the flexibility to choose your own contract length, amount of data and more. Plus, with custom plans and SIM Only plans, you can now pick from three levels - with each one …