NTBA
| Acronym | Definition |
|---|---|
| NTBA | North Tahoe Business Association (est. 1979; Kings Beach, CA) |
| NTBA | Network Terminator Basis-Anschluss |
| NTBA | National T-Bucket Alliance |
| NTBA | National Transit Benefit Association |
| NTBA | Northern Territory Bar Association (Australia) |
| NTBA | North Tennessee Beekeepers' Association |