<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by 777-232LR:
Perhaps you mean MCI?
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MKC is the code for the city of Kansas City, MO.
MCI is the code for Mid Continent International airport, which is one of the airports covered under MKC.
The bilaterals are negotiated by CITY, not by airport. Hence, the bilateral specifies MKC rather than MCI.