The World Mobile eSIM works in the following countries:
- Austria
- Belgium
- Bulgaria
- Canada
- Croatia
- Cyprus
- Czechia (Czech Republic)
- Denmark
- Estonia
- Faroe Islands
- Finland
- France
- Germany
- Greece
- Hungary
- Iceland
- Ireland
- Israel
- Italy
- Jersey
- Latvia
- Liechtenstein
- Lithuania
- Luxembourg
- Malta
- Montenegro
- Netherlands
- Norway
- Portugal
- Romania
- Serbia
- Slovakia
- Slovenia
- Spain
- Sweden
- Switzerland
- Tunisia
- Turkey
- United Kingdom
- United States