What does OSA stand for?
OSA stands for "Out of Station Allowance"
How to abbreviate "Out of Station Allowance"?
"Out of Station Allowance" can be abbreviated as OSA
What is the meaning of OSA abbreviation?
The meaning of OSA abbreviation is "Out of Station Allowance"
What does OSA mean?
OSA as abbreviation means "Out of Station Allowance"
