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Network Coverage and International

Help and support

Check your network status

Find out if there are any network issues in your area.

Check status

Get network support

Having network problems? Find out what might be causing them.

Learn more

5G explained

Find out what 5G is and how you can get it. Plus, check the 5G coverage in your area.

Discover 5G

4G explained

Read about the difference between 4G and 3G, learn how 4G works and check the coverage in your area.

Learn about 4G

Calling, texting and using data abroad

Pay Monthly

Learn about calling, texting and using data abroad if you’re a Pay Monthly customer.

Find out more

Pay As You Go

Get help if you want to call, text or use data abroad, and you're a Pay As You Go customer.

Find out more

Making international calls from the UK

Pay Monthly

Get help if you are calling abroad from the UK and you are a Pay Monthly customer.

Learn more

Pay As You Go

If you’re a Pay As You Go customer and you want to call abroad from the UK, get help here.

Find out more

Can't find what you're looking for?

Need help with your device?

Take a look at our useful self-help guide.

Go to help

My O2

Track your usage, check your bills, upgrade and more.

Go to My O2

Still need help?

Find the best way to get in touch.

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O2 Community

Get help and chat to other customers in the O2 Community.

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