| Abbreviation | Definition |
|---|---|
| RCI | Resort Condominiums International |
| RCI | Resource Consultants, Incorporated |
| RCI | Roberts Consolidated Industries |
| RCI | Rogers Communications Inc |
| RCIF | Russia-China Investment Fund |
| RCIL | RailTel Corporation of India Limited |
| RCK | Royal Charoen Krung Tower |
| RCM | Richard Childress Motorsports |
| RCM | RLG Cultural Materials |
| RCMB | Reedy Creek Mitigation Bank |
| RCMC | Rainbow Card and Memorabilia Company |
| RCMC | Rubber City Machinery Corporation |
| RCN | Rochester Children's Nursery |
| RCN | Roundhouse Communications Networks |
| RCO | Regional Coordinating Organization |
| RCOA | Radiology Corporation of America |
| RCPI | Rock Creek Pharmaceuticals Inc |
| RCPL | Rajdee Comex Pvt Ltd |
| RCQ | River City Quilts |
| RCR | Richard Childress Racing |