| Abbreviation | Definition |
|---|---|
| RRAD | Richard Rosenman Advertising and Design |
| RRB | Regional Rural Bank of India |
| RRB | Reiner, Reiner, & Bendett, PC |
| RRB | Rolls- Royce and Bentley Garages |
| RRBC | Red River Brewing Company |
| RRBC | Relocation Renaissance Business Center |
| RRBC | Rocky River Brewing Company |
| RRBC | Russian River Brewing Company |
| RRC | Range Resources Corp |
| RRC | Regimental Reconnaissance Company |
| RRC | Retiree Resources Corporation |
| RRC | Richardson Runden Company |
| RRCA | Radio Repertory Company of America |
| RRD | R. R. Donnelley & Sons Company, Printers |
| RRD | Roberto Ricci Designs |
| RRD | Rolls-Royce Deutschland |
| RRDC | Roberts Road Development Corporation |
| RRDC | Rod Rodgers Dance Company |
| RRE | Radical Ralph Entertainment |
| RRE | Red Rock Eater News Service |