The Royal Tongan Airlines Limited is a Foreign company which Australian Company Number (ACN) is 087667678 and it was registered on 20/05/1999 under class Does not have an equivalent Australian liability (NONE) which means does not have an equivalent Australian liability The current status of Royal Tongan Airlines Limited company is EXAD which means External administration (in receivership/liquidation).. The Royal Tongan Airlines Limited is registered in Australia and the state registration number is . The Australian business number (ABN) of Royal Tongan Airlines Limited company is 61087667678.