| Country | Country Code | Required Units | Supported Network |
| Bahrain | +973 | 5.72 | ALL |
| Bangladesh | +880 | 2.53 | ALL |
| Belarus | +375 | 5.39 | ALL |
| Belgium | +32 | 22.00 | ALL |
| Belize | +501 | 5.06 | ALL |
| Benin | +229 | 13.86 | ALL |
| Bhutan | +975 | 5.72 | ALL |
| Bolivia | +591 | 5.28 | ALL |
| Bosnia | +387 | 5.28 | ALL |
| Botswana | +267 | 4.73 | ALL |
| Brazil | +55 | 45.00 | ALL |
| Bulgaria | +359 | 19.80 | ALL |
| Burkina Faso | +226 | 5.39 | ALL |
| Burundi | +257 | 12.32 | ALL |
