What does 21XS stand for?
21XS stands for "Houston Airpark Airport"
How to abbreviate "Houston Airpark Airport"?
"Houston Airpark Airport" can be abbreviated as 21XS
What is the meaning of 21XS abbreviation?
The meaning of 21XS abbreviation is "Houston Airpark Airport"
What does 21XS mean?
21XS as abbreviation means "Houston Airpark Airport"
