| Abbreviation | Definition |
|---|---|
| IKA | Irish Kidney Association |
| IKBA | Irish Kitchen and Bathroom Association |
| IKBA | Italian-Korean Business Association (South Korea and Italy) |
| IKEA | Interesting Kinaesthetic Equipment Association |
| IKFA | India Knit Fair Association |
| IKFA | Indian KIRAN Friends Association |
| IKFA | Iraqi Kurdistan Football Association |
| IKFA | Israel Kurdistan Friendship Association |
| IKSA | International Kali Sikaran Association (martial arts) |
| IKSA | International Kicksled and Scooter Association |
| IKSA | Irish Kite Surfing Association |
| ILA | Illinois Limousine Association |
| ILA | Independent Living Association |
| ILA | Institutional Locksmiths Association |
| ILA | Institutional Locksmiths' Association |
| ILA | International Law Association |
| ILA | International Leadership Association |
| ILA | International Linguistic Association |
| ILA | International Listening Association |
| ILA | International Literacy Association |