You have been successfully logged out
Already with O2? See if you can upgrade today
Hi , to upgrade or add a line, follow the steps below
Pick your new device and plan
Checkout quickly and easily to get your new device(s)
Choose the number to upgrade, or add a new line.
Save money with a sim only deal
Get the same great deals by phone: Call us on 0800 028 0202. Mon to Fri, 9am to 6pm
Happy with your phone? Save money with a sim only deal. Pick a tariff with the right amount of calls, texts and data to suit you. And now with Data Rollover on selected tariffs, you can roll over any unused data each month, so it won’t go to waste.
All charges ex VAT