OMBA
| Acronym | Definition |
|---|---|
| OMBA | Ohio Mountain Bike Association |
| OMBA | Old Monterey Business Association (Monterey, CA) |
| OMBA | Ontario Mortgage Brokers Association (Canada) |
| OMBA | Order Management Benchmarking Association |
| OMBA | Ocala Mountain Biking Association |
| OMBA | Online Masters of Business Administration (academic degree) |