How are IATA codes assigned?

Related questions

1. What airline code is zz?
2. How many IATA codes are there?
3. What is Inteletravel IATA number?
4. How much does an IATA card cost?
5. What is the eligibility for IATA course?
6. What do you mean by IATA?
7. What is the main purpose of IATA?
8. What is ARC no?
9. What is an IATA number used for?
10. What is IATA course?

Tags

1. #simply
2. #world
3. #airport
4. #airports
5. #three
6. #transport
7. #designating
8. #around
9. #international
10. #metropolitan
11. #known
12. #areas
13. #letter
14. #defined
15. #location
16. #association
17. #station
18. #identifier