| Abbreviation | Definition |
|---|---|
| KOCA | King's Old Collegians Association |
| KOLA | Kentucky Occupational License Association |
| KOMA | Kentucky Osteopathic Medical Association |
| KOPA | Kentucky Outdoor Press Association |
| KOSA | Korea Ore and Steel Association |
| KOSA | Korea Overseas Study Association |
| KOSA | Kuwait Offshore Sailing Association |
| KOTA | Kansas Occupational Therapy Association |
| KOTA | Kentucky Occupational Therapy Association |
| KOTA | Klibur Oan Timor Asuwain (Association of Timorese Heroes, Timor-Leste) |
| KPA | Kansas Pipeline Association |
| KPA | Kansas Press Association |
| KPA | Kentuckiana Paddlers Association |
| KPA | Kentucky Paralegal Association |
| KPA | Kentucky Philological Association |
| KPA | Kentucky Press Association |
| KPA | Kentucky Psychological Association |
| KPA | Kinesiology Professional Association |
| KPA | Kinesiology Professionals Association |
| KPA | Kingsway Parents Association |