EUG
The Kuala Lumpur International Airport has the call sign of KUL. The Kuala Lumpur International Airport is located in Malaysia.
Mississippi County Airport, Charleston, MO
Rugao, China.
Montréal-Pierre Elliott Trudeau International Airport
YVR
The CGK airport code refers to Soekarno-Hatta International Airport in Jakarta, Indonesia.
The IATA airport code for Halifax Stanfield International Airport is YHZ. The ICAO airport code is CYHZ.
Auckland, New Zealand i think
Ramstein, Rhineland-Palatinate, Germany
Along with a number of other states in the northwest, Oregon is part of the amateur '7' call sign area. It doesn't define anything else about the content, length, or format of the call sign, only that each amateur license granted for a station address in Oregon will have a numeral '7' in it.
The call sign for the Baltimore, Maryland airport is BWI.
washington and oregon were not states yet.