| 🇧🇪 | flag: Belgium | flag |
| 🇧🇫 | flag: Burkina Faso | flag |
| 🇧🇬 | flag: Bulgaria | flag |
| 🇧🇭 | flag: Bahrain | flag |
| 🇧🇮 | flag: Burundi | flag |
| 🇧🇯 | flag: Benin | flag |
| 🇧🇱 | flag: St. Barthélemy | flag |
| 🇧🇲 | flag: Bermuda | flag |
| 🇧🇳 | flag: Brunei | flag |
| 🇧🇴 | flag: Bolivia | flag |
| 🇧🇶 | flag: Caribbean Netherlands | flag |
| 🇧🇷 | flag: Brazil | flag |
| 🇧🇸 | flag: Bahamas | flag |
| 🇧🇹 | flag: Bhutan | flag |
| 🇧🇻 | flag: Bouvet Island | flag |
| 🇧🇼 | flag: Botswana | flag |
| 🇧🇾 | flag: Belarus | flag |
| 🇧🇿 | flag: Belize | flag |
| 🇨🇦 | flag: Canada | flag |
| 🇨🇨 | flag: Cocos (Keeling) Islands | flag |