- Make calls to international mobiles and landlines in over 200 countries, from just 1p a minute
- Call directly from your phone – no apps, calling cards or IVRs
- No connection charges, hidden fees or vanishing minutes
Rates apply for calls made from the UK. Call charges are per minute. Per minute billing applies. Prices are subject to change. Terms apply
How do I get it?
To get the International Bolt On, text INT to 2020 or go to My O2.
See our previous international rates.