O2 international roaming FAQ

From 15th June, all existing O2 pay monthly, pay as you go and business customers will get inclusive roaming in 47 European destinations.

O2 charged me 100x more than it said for roaming – it failed to grasp the difference between 0.99p and 99p

What are mobile roaming and data roaming charges? - Uswitch

EE, Three, O2, Vodafone have no plans to charge you for data roaming

O2 slashes its mobile data roaming prices, but which operator has the cheapest deals? - Daily Star

Buying a Prepaid Sim Card for Germany in 2024

No Contract To Sign No Monthly Bills Official Dealer Pack Great Call & Text Charges

O2 Pay As You Go Sim Card

EU Roaming Changes from 15th June 2017 “CONTRACT O - O2 Community

O2 Data Roaming

Clarifying O2 UK's Tougher Excess Data Charges for EU Roaming - ISPreview UK

O2 introduces free roaming in the US, Australia with new Refresh tariffs