I believe it is Transaero Airlines
EVA - a Taiwanese airline uses the Airline IATA Code of BR.
Qantas Airways uses the airline code QF.
KLM
Jet2.com has the IATA airline designator code LS
Ryanair: IATA-Code:FRICAO-Code:RYRAirline:RyanairCountry:IrelandCallsign:Ryanair
EqyptAir's ICAO code is MSR; its IATA code is MS.
The airline code for El Al is LY.
Oh, dude, like, Ryanair uses the FR prefix because it's their airline code. It's like their special secret club name for when they're flying around the skies. So, when you see FR on your boarding pass, you know you're in for a wild ride with those budget-friendly folks.
In the Philippines, the primary airline is Philippine Airlines, which has the IATA code PR. Other notable airlines include Cebu Pacific, with the IATA code 5J, and AirAsia Philippines, which uses the code Z2. Each airline is assigned unique numeric codes by the International Air Transport Association (IATA) to facilitate ticketing and scheduling.
The IATA airline code of Indigo Airlines is 6E.
I don't know the airline code but maybe you mean the ID of Tallinn airport ( which is EETN ) .
PX is the IATA code for Air Niugini, the national airline of Papua New Guinea.