List of ITU letter codes

The radiocommunication division of the International Telecommunication Union uses the following letter codes to identify its member countries. Eight countries are assigned single-letter codes ( B,  D,  E,  F,  G,  I,  J,  S), while the rest have codes three letters in length. The names of the countries are shown as mentioned in the ITU's official list.

The ITU also designates the following codes for other areas around the world that are not member states.