![O2 will now let you use your data for free in the USA and Australia - and that's not the only change for customers - Mirror Online O2 will now let you use your data for free in the USA and Australia - and that's not the only change for customers - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article9595647.ece/ALTERNATES/s1200b/The-O2-company-logo.jpg)
O2 will now let you use your data for free in the USA and Australia - and that's not the only change for customers - Mirror Online
![A close-up shot of the logo representing the My O2 app icon, as seen on the screen of a smart phone (Editorial use only Stock Photo - Alamy A close-up shot of the logo representing the My O2 app icon, as seen on the screen of a smart phone (Editorial use only Stock Photo - Alamy](https://c8.alamy.com/comp/KDTE90/a-close-up-shot-of-the-logo-representing-the-my-o2-app-icon-as-seen-KDTE90.jpg)
A close-up shot of the logo representing the My O2 app icon, as seen on the screen of a smart phone (Editorial use only Stock Photo - Alamy
![O2 on Twitter: "Our call centre and social teams are really busy right now as you'd expect, so we're asking you to keep lines & tweets free for vulnerable customers who need O2 on Twitter: "Our call centre and social teams are really busy right now as you'd expect, so we're asking you to keep lines & tweets free for vulnerable customers who need](https://pbs.twimg.com/media/EU_GjtSXYAA6tns.jpg)