| Abbreviation | Definition |
|---|---|
| IFBA | Irish Farm Buildings Association |
| IFCA | Illinois Fire Chiefs Association |
| IFCA | International Federation of Compliance Associations |
| IFCA | International Financial Cryptography Association |
| IFCA | International Flight Catering Association |
| IFCA | International Funboard Class Association |
| IFCA | Iowa Football Coaches Association |
| IFCA | Iranian Female Composers Association |
| IFDA | Illinois Funeral Directors Association |
| IFDA | Indiana Funeral Directors Association |
| IFDA | International Fog and Dew Association |
| IFDA | International Folk Dance Association |
| IFDA | International Foodservice Distributors Association |
| IFDA | International Furnishings and Design Association |
| IFDA | Iowa Funeral Directors Association |
| IFEA | International Federation of Endodontic Association |
| IFFA | Independent Florist Franchisee Association |
| IFFA | Indiana Food and Fuel Association |
| IFFA | Indigenous Flora and Fauna Association |
| IFFA | Indonesian Flag Football Association |