| IREC | Ibnu Razak Education Centre 
| Others |
| IREC | Idaho Real Estate Commission
| Others |
| IREC | Idling Reduction Education Campaign
| Others |
| IREC | Iglesia Restauracion en Cristo
| Others |
| IREC | Inclusive Research Education Community
| Others |
| IREC | Increase and Replacement of Emergency Construction
| Others |
| IREC | Industrial Relations in Europe Conference
| Others |
| IREC | Inland Revenue Enquiry Centre
| Others |
| IREC | Instituion Research Ethics Committee
| Others |
| IREC | Institut de Recherche Etudes Culturelles
| Others |
| IREC | Institute For Research Education And Consultation
| Others |
| IREC | Intelligent Retail Entertainment Convention
| Others |
| IREC | Interactive Reduct Evolutional Computation
| Others |
| IREC | Intercollegiate Rocket Engineering Competition
| Others |
| IREC | Interim Ricebird Embedded Crypto
| Others |
| IREC | Intermountain Research And Extension Center
| Others |
| IREC | International Real Estate Council
| Others |
| IREC | International Renewable Energy Conference
| Others |
| IREC | International Renewable Energy Congress
| Others |
| IREC | Internet Real Estate Consulting
| Others |
| IREC | Interstate Renewable Energy Council
| Others |
| IREC | Isle Recreation and Education Center
| Others |
| IREC | Isle Rection Education Center
| Others |