What does OCA stand for?
OCA stands for "Obstruction Clearance Altitude"
How to abbreviate "Obstruction Clearance Altitude"?
"Obstruction Clearance Altitude" can be abbreviated as OCA
What is the meaning of OCA abbreviation?
The meaning of OCA abbreviation is "Obstruction Clearance Altitude"
What does OCA mean?
OCA as abbreviation means "Obstruction Clearance Altitude"
