The GLOBAL1 Overlay SIM card is for sale in these countries:
If your home country is in one of the following countries on this list, you can buy the GLOBAL1 SIM card today. More countries are being added all the time. Check back for updates:
| Australia | Austria | Canada | Denmark | Estonia |
| Finland | Israel | Latvia | Lithuania | Mexico |
| Panama | Russia | South Africa | Spain | Sweden |
| Switzerland | United Kingdom | United States | Vietnam | More to come… |
You can roam in the following countries:
Africa
| Algeria | Angola | Benin | Burkina Faso | Burundi | Cape Verde |
| Central African Republic | Chad | Democratic Republic of the Congo | Djibouti | Equatorial Guinea | Ethiopia |
| Gambia | Ghana | Guinea | Guinea-Bissau | Guinea-Bissau | Ivory Coast |
| Kenya | Lesotho | Liberia | Libya | Madagascar | Malawi |
| Mali | Mauritius | Morocco | Mozambique | Namibia | Niger |
| Nigeria | Reunion | Senegal | Seychelles | Sierra Leone | South Africa |
| Sudan | Tanzania | Togo | Tunisia | Uganda | Zambia |
| Zimbabwe |
Asia Pacific
| Afghanistan | Australia | Bangladesh | Bhutan | Brunei | Cambodia |
| China | Cook Islands | Fiji | French Polynesia | Hong Kong | India |
| Indonesia | Japan | Kazakhstan | Kyrgyzstan | Laos | Macau |
| Malaysia | Maldives | Mongolia | Nepal | New Zealand | Pakistan |
| Papua New Guinea | Philippines | Russia | Singapore | South Korea | Sri Lanka |
| Taiwan | Tajikistan | Thailand | Tonga | Turkmenistan | Uzbekistan |
| Vanuatu | Vietnam |
Europe
| Albania | Andorra | Armenia | Austria | Azerbaijan | Belarus |
| Belgium | Bosnia and Herzegovina | Bulgaria | Croatia | Cyprus | Czech Republic |
| Denmark | Faroe Islands | Finland | France | Georgia | Germany |
| Gibraltar | Greece | Greenland | Hungary | Iceland | Ireland |
| Italy | Latvia | Liechtenstein | Lithuania | Luxembourg | Macedonia |
| Malta | Moldova | Monaco | Montenegro | Netherlands | Norway |
| Poland | Portugal | Romania | San Marino | Serbia | Portugal |
| Slovakia | Slovenia | Spain | Sweden | Switzerland | Turkey |
| Ukraine | United Kingdom |
Middle East
| Bahrain | Egypt | Iran | Iraq | Israel | Jordan |
| Kuwait | Lebanon | Oman | Qatar | Saudi Arabia | Syria |
| United Arab Emirates | Yemen |
North America
| Canada | United States | Mexico |
South America
| Argentina | Bahamas | Bolivia | Brazil | Chile | Colombia |
| Costa Rica | Cuba | Dominican Republic | Ecuador | El Salvador | French Antilles |
| Guatemala | Guyana | Honduras | Jamaica | Netherlands Antilles | Nicaragua |
| Panama | Paraguay | Peru | Trinidad and Tobago | Uruguay | Venezuela |