| RASC | Radio Access System Controller 
| Others |
| RASC | Rainier Auto Sports Club
| Others |
| RASC | RAnking and SCaling CASC
| Others |
| RASC | Rattlers Academy Soccer Club
| Others |
| RASC | Rear Area Security Controller
| Others |
| RASC | Rear Axle Steering Controller
| Others |
| RASC | Rec Autos Sport Cart
| Others |
| RASC | Reconfigurable Application Specific Computing
| Others |
| RASC | Reconfigurable Application-Specific Computing
| Others |
| RASC | Regional Automation Service Center
| Others |
| RASC | Reglamento de Abreviaturas y Signos Convencionales
| Others |
| RASC | Relax And Snack Club
| Others |
| RASC | Renault Alliance Steering Committee
| Others |
| RASC | Research and Advocacy Standing Committee
| Others |
| RASC | Research And Scholarship Celebration
| Others |
| RASC | Research And Study Centre
| Others |
| RASC | Residence Account Service Center
| Others |
| RASC | Residential Asset Securities Corporation
| Others |
| RASC | Retirement Administration Service Center
| Others |
| RASC | Richards Area Swim Club
| Others |
| RASC | Rochester Active Sports Club
| Others |
| RASC | Rochester Amateur Sports Commission
| Others |
| RASC | Royal Agricultural Society of the Commonwealth
| Others |
| RASC | Royal Army Service Corps
| Others |
| RASC | Royal Astronomical Society of Canada
| Others |