Airport codes FREE gives you an overview of airport names, IATA- and ICAO codes.
Airport codes gives you an overview of airport names, IATA (International Air Transport Association) codes and ICAO (International Civil Aviation Organization) codes of many airports worldwide.
More than 8000 airports are listed.
Very handy for anyone working in or with the aviation industry.
The free version has no search function and comes with ads.
The paid version has a search function and no ads. The paid version is called Airport Codes PRO.