| CRSI | Calorie Restriction Society International 
| Others |
| CRSI | Cardus Religious School Initiative
| Others |
| CRSI | Cardus Religious Schools Initiative
| Others |
| CRSI | Ced Repetitive Stress Injuries
| Others |
| CRSI | Ceramic Reusable Surface Insulation
| Others |
| CRSI | Certified Recovery Systems Inc
| Others |
| CRSI | Certified Reverse Speech Investigator
| Others |
| CRSI | Champaign Residential Services Inc
| Others |
| CRSI | Chemical Research Society of India
| Others |
| CRSI | Coalfield Rural Systemic Initiative
| Others |
| CRSI | Columbus Rehabilitation and Subacute Institute
| Others |
| CRSI | Concrete Reinforcing Steel Institute
| Others |
| CRSI | Corporate Risk Solutions Inc
| Others |
| CRSI | Crsiconcrete Reinforcing Steel Institute
| Others |
| CRSI | Cryptology Research Society of India
| Others |