What is IATA and ICAO codes?

Related questions

1. What is IATA course?
2. What is the main purpose of IATA?
3. How are IATA codes assigned?
4. Are IATA airport codes unique?
5. What do you mean by IATA?
6. What is an IATA number used for?
7. How much does an IATA card cost?
8. What airline code is zz?
9. Does Alaska own virgin?
10. What is Inteletravel IATA number?

Tags

1. #codes
2. #which
3. #organization
4. #harmonization
5. #travel
6. #regulations
7. #purposes
8. #official
9. #focusses
10. #international
11. #flight
12. #civil
13. #traffic
14. #numbers
15. #itineraries
16. #control
17. #aviation
18. #airports