You have been successfully logged out
Check coverage
Why join O2?
If you've linked your Virgin Media and O2 details to create a new Virgin Media O2 ID, sign in with it here. Find out more
You still have items in your basket. Order by midnight for free next working day delivery.
Pick the best deal for your device
Get all the data you need without changing your phone. Choose from our 12 and 24 month Pay Monthly SIM deals.
Choose a SIM
Get 50GB for £24†, plus unlimited minutes and texts. Price increases April 2025.
Black Friday. Save £264, get unlimited data for £20†. Ends 11 December.
Get more data at no extra cost, for up to three months. With our Big Bundle and Rolling Plan deals.
See the deals
The easiest way to pay without a contract.
Find out more
Pick a SIM for your tablet or dongle.
Pack on the perks with our SIM Only Ultimate Plan
Learn more
Get a SIM only deal for your business phone.
Even if you're joining from another network.
Manage your account 24/7.
Download the Priority app for exclusive offers.
We’ve been awarded Best Network Performance 2020 by Mobile News.
† The monthly price of your Airtime Plan will increase each April from April 2025 by the Retail Price Index rate of inflation announced in February each year plus 3.9%. If RPI is negative, we'll only apply the 3.9%. See http://o2.co.uk/prices