What does OÖ stand for?
OÖ stands for "Oberoesterreich"
How to abbreviate "Oberoesterreich"?
"Oberoesterreich" can be abbreviated as OÖ
What is the meaning of OÖ abbreviation?
The meaning of OÖ abbreviation is "Oberoesterreich"
What does OÖ mean?
OÖ as abbreviation means "Oberoesterreich"