Originally Posted by
IceTrojan
The alternate codes aren't confusing at all... if anything the posters are the ones to blame if they are ambiguous. When I say NYC, I really do mean LGA/JFK/EWR.
HOU is the only one that is slightly confusing in that it seems to refer to both HOU the airport and HOU the city with the airports HOU and IAH. Despite this I too somehow manage to get by.