It is the City Code Three-Letter-Code refers to three letters representing particular Stations or Destinations around the world as a global common Code, some of which came from the name of the city, some of the airport name.
Three-Letter-Code City Code was referring to the three characters that represent the Stations or Destinations around the world as well as the International Code. Some came from the city. Sometimes airports
Three-Letter-Code is City Code means characters 3 that instead of Stations or Destinations cuisine. All over the world. Code used กันเป็น universal. Some from the city name. Some airport name.