Ryan Air has the IATA code FR
EVA - a Taiwanese airline uses the Airline IATA Code of BR.
Qantas Airways uses the airline code QF.
Jet2.com has the IATA airline designator code LS
I believe it is Transaero Airlines
EqyptAir's ICAO code is MSR; its IATA code is MS.
.fr is the country code top-level Internet domain for France.
The country code and area code of Oosterwolde Fr, Netherlands is 31, (0)516.
The airline code for El Al is LY.
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 ) .