• What does OAO Stand For in Airports & Locations ?

  For OAO we have found 48 definitions.

• What does OAO mean? We know 48 definitions for OAO abbreviation or acronym in 6 categories. Possible OAO meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.

OAO Stands For: