| Abbreviation | Definition |
|---|---|
| RORC | Retailer Owned Research Company |
| ROS | Return On Sale |
| ROS | Run On Sale |
| ROSB | Ramblings Of Silver Blue |
| ROSS | Responsive On-Site Solutions |
| ROTC | Reserve Officer Training Corp |
| ROTC | Reserve Officers Training Corp |
| ROTC | Reserve Officers' Training Corps |
| ROTM | Run Of The Mill |
| ROZ | Research Oktane Zahl |
| RP | Rules and Policies |
| RPA | Ronan Psychological Associates |
| RPBG | Rosheuvel & Partners Business Group |
| RPC | Racing Power Company |
| RPC | Refugee Production Company |
| RPC | Retail Performance Company |
| RPC | Rollins Patterson Cudd |
| RPC | Root Person And Company |
| RPCC | RP Collins Contracting, LLC |
| RPCL | Rural Power Company Limited |