Airport codes consist of 3 letters, so there is no MSYER. MSY is Louis Armstong New Orleans International
The airport that has KVA as the abbreviation is an airport in Greece named Kavala International Airport. Kavala International Airport serves the East Macedonian and Thrace regions in Greece.
quality
The airport code for Harrisburg International Airport is MDT.
CLE
The airport abbreviation is MGM
PHL
The abbreviation for Seattle is SEA.
The abbreviation ORD stands for Chicago O'Hare international airport.
Logan Airport (BOS). Reference: Google BOS and you will see.
BOS for Logan
Chicago Midway International Airport current IATA code "MDW" .
The abbreviation for Las Vegas as far as the postal service is LV, for airport purposes it's LAS.