| Rank | Abbreviation | Meaning |
|---|
| ***** | CREC | China Railway Engineering Corporation
| |
| **** | CREC | Cardiac Review and Evaluation Committee
| |
| **** | CREC | Crystal River Engineering Company
| |
| **** | CREC | China Railway Engineering Company
| |
| *** | CREC | Clinical Research Ethics Committee
| |
| *** | CREC | Certified Real Estate Consultant
| |
| *** | CREC | Corporation de Relance Économique et Communautaire
| |
| *** | CREC | Combat Readiness Evaluation Criteria
| |
| ** | CREC | Center for Rehabilitation and Extended Care
| |
| ** | CREC | Centre de Recherche pour l'Enseignement de la Civilisation
| |
| ** | CREC | Clinical Research Executive Committee
| |
| * | CREC | Charlotte Regional Environmental Coalition
| |
| * | CREC | Centre for Research on Environment and Community
| |
| * | CREC | Centre for Research in Economic Change
| |
| * | CREC | Centre de Recherche des Ecoles de Coëtquidan
| |
| * | CREC | Court Reporter Education Committee
| |
| * | CREC | Colorado Real Estate Commission
| |
| * | CREC | Connecticut Regional Education Council
| |
| * | CREC | Council of Rural Electric Communicators
| |
| * | CREC | Capitol Region Education Council
| |
| * | CREC | Council for Racial Equality in Cornwall
| |
| * | CREC | Centre of Research on Education in China
| |
| * | CREC | Certified Real Estate Counselor
| |
| * | CREC | Chemical Reactor Engineering Centre
| |
| * | CREC | Calicut Regional Engineering College
| |