Originally Posted by BNA_flyer

Some of those, I know off-hand:
TYS is Knoxville because it's McGhee-TYSon Airport.
PVD=ProViDence
CLT=CharLoTte
and CVG is Cincinnati's airport, which is actually across the river in CoVinGton, KY. this one works perfectly....thanks!

But what jogs my memory about these may be different than what you may find most helpful.