With an International SIM card, the BlackBerry® 8830 can roam on networks using the GSM 900/1800Mhz frequency bands.
Below is a list of countries where SIM cards are available.
- Afghanistan
- Albania
- Algeria
- Angola
- Armenia
- Aruba
- Australia
- Austria
- Bahrain
- Barbados
- Barbados
- Belarus
- Belgium
- Benin
- Bosnia and Herzegovina
- Brazil
- Bulgaria
- Cape Verde
- Cayman Islands
- Macau (China)
- Hong Kong (China)
- Democratic Republic of the Congo
- Côte d'Ivoire
- Cyprus
- Czech Republic
- Denmark
- Estonia
- Finland
- France
- French West Indies
- The Gambia
- Georgia
- Germany
- Greece
- Grenada
- Hong Kong (China)
- Hungary
- Iceland
- India
- Indonesia
- Iran
- Ireland
- Israel
- Italy
- Jamaica
- Jersey
- Kuwait
- Kyrgyzstan
- Laos
- Latvia
- Liberia
- Liechtenstein
- Lithuania
- Luxembourg
- Malawi
- Mayotte
- Montenegro
- Mozambique
- Namibia
- Nepal
- Netherlands
- Netherlands Antilles
- Nigeria
- Norway
- Pakistan
- Palau
- Philippines
- Poland
- Portugal
- Qatar
- Reunion
- Romania
- Russia
- Saint Kitts and Nevis
- Saint Lucia
- Saint Vincent and the Grenadines
- Serbia
- Sierra Leone
- Singapore
- Slovakia
- Slovenia
- Somalia
- South Africa
- Spain
- Sri Lanka
- Sudan
- Suriname
- Sweden
- Switzerland
- Syria
- Taiwan
- Tajikistan
- Tanzania
- Ukraine
- United Arab Emirates
- United Kingdom
- Uzbekistan
- Vietnam