ALPA
| Acronym | Definition |
|---|---|
| ALPA | Air Line Pilots Association |
| ALPA | Active Low Pressure Area (meteorology) |
| ALPA | Adult Learning Programs of Alaska |
| ALPA | Arbitrated Loop Physical Address |
| ALPA | Arnhem Land Progress Association (Northern Territory, Australia) |
| ALPA | Australian Livestock & Property Agents Association (Australia) |
| ALPA | Adelaide LAN Party Association |
| ALPA | Alaska Long-Period Array (seismology) |
| ALPA | Association of Little People of Alberta (Canada) |