What is the name of the main airport in Cambodia?

The main airport in Cambodia is the Phnom Penh International Airport and is located in the country's capital city, Phnom Penh. The IATA code is PNH, its ICAO code is VDPP The airport used to be called the Pochentong International Airport. The second largest airport is the Siem Reap-Angkor International Airport. It serves the most international flights entering and leaving Cambodia. Its IATA code is REP, and its ICAO code is VDSR