| IFEA | In-Flight Emergency Assistance 
| Others |
| IFEA | Innovative Food Equipment Australia
| Others |
| IFEA | Institute of Family Enterprise Advisors
| Others |
| IFEA | International Federation of Endodontic Association
| Others |
| IFEA | International Federation of Endodontic Associations
| Others |
| IFEA | International Festival for Emerging Artists
| Others |
| IFEA | International Festivals and Events Association
| Others |
| IFEA | International Festivals Event Association
| Others |
| IFEA | International Festivals Events Association
| Others |
| IFEA | Internet Free Expression Alliance
| Others |