Network and coverage
Help and support
Network and coverage
On average, we spend £2 million every day on our mobile network to bring you reliable connectivity.
Learn about our network tech, check your coverage and get help if you're having network problems.
4G explained
All about our 4G network
5G explained
All about our 5G network
Network support
Help for if you’re having network problems
We’re switching off 3G
Here’s everything you need to know
Check your IMEI number
Ready for 3G switch off? Find out if your device is WiFi and 4G Calling compatible
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