| Abbreviation | Definition |
|---|---|
| CRPI | Cognitive Research Principles and Implications |
| CRPL | Carolyn River Projects Ltd |
| CRPL | Computer Research Private, LTD. |
| CRPPD | Chimney Rock Public Power District (Nebraska) |
| CRPS | Chartered Retirement Plans Specialist |
| CRPT | Central Register for Patents and Trademarks |
| CRR | Capital Restaurant Resources |
| CRR | Comp Robotics Research |
| CRR | Cox Ross Rubinstein |
| CRRI | Chesapeake Research Review, Inc. |
| CRS | Carolina Restoration Services |
| CRS | Consumer Recreation Services |
| CRS | Cyber Research Systems |
| CRSD | Carolina Sustainable Residential Design, LLC |
| CRSI | Champaign Residential Services Inc |
| CRSI | Corporate Risk Solutions Inc |
| CRT | Colin Reese Transport |
| CRT | Cut Rag Tobacco |
| CRTC | Crane Rigging, Training, and Consulting |
| CRTS | Certified Rehabilitation Technology Supplier |