1 | HRH | Royal Tongan Airlines | IATA: WR, Callsign: Tonga Royal, IATA Prefix: 971, Ceased operatioins | TO | AVCODES |
2 | HRH | Friendly Islands Airways Limited | IATA: JK, Callsign: Tonga Royal, | TO | AVCODES |
3 | HRH | Royal Tongan Airlines | IATA: WR | | ICAO1 |
4 | HRHF | HIRSCH FUELS INC | | | SCAC4 |
5 | HRHJ | HUMMER, R H JR INC | | | SCAC4 |
6 | HRHP | HANSEN, R H PROPERTIES LLC | | | SCAC4 |