USA
21 Air (ICAO: CSB, IATA: 2I) is an airline from USA. Its radio callsign is CARGO SOUTH. Status: Active.
The ICAO airline designator of 21 Air is CSB.
The IATA airline code of 21 Air is 2I.
The radio callsign of 21 Air is CARGO SOUTH.
21 Air is an airline from USA.