| Acronym | Definition |
|---|
| OLBA➣Ohio Licensed Beverage Association |
| OLBA➣Ontario Lawn Bowls Association |
| OLBA➣Ontario Library Boards Association (Canada) |
| OLBA➣Beirut-Rafic Hariri International Airport (IACO code) |
| OLBA➣Oak Lawn Bowling Association |
| OLBA➣Oklahoma Limousin Breeders Association |
| OLBA➣Oldenburger Baumschultage |
| OLBA➣Owen Latin Business Association |
| OLBA➣Online Business Associates |
| OLBA➣Office of the Legislative Budget Assistant |
| OLBA➣Online Business Analysis |