| RCES | Rabun County Elementary School 
| Others |
| RCES | Rachel Carson Elementary School
| Others |
| RCES | Rafting Creek Elementary School
| Others |
| RCES | Ranch Creek Elementary School
| Others |
| RCES | Rebecca Creek Elementary School
| Others |
| RCES | Recurrent Corneal Erosion Syndrome
| Others |
| RCES | Reedy Creek Elementary School
| Others |
| RCES | Reedy Creek Energy Services
| Others |
| RCES | Registered Cardiac Electrophysiology Specialist
| Others |
| RCES | Remote Controlled Education Shield
| Others |
| RCES | Remotely Controlled Embedded System
| Others |
| RCES | Report on Crop Estimation Survey
| Others |
| RCES | Richard Carroll Elementary School
| Others |
| RCES | Richland County Elementary School
| Others |
| RCES | Risk Consulting and Expert Services
| Others |
| RCES | Roch Courreges Elementary School
| Others |
| RCES | Rock Cave Elementary School
| Others |
| RCES | Rock Creek Elementary School
| Others |
| RCES | Rocky Creek Elementary School
| Others |
| RCES | Ronda Clingman Elementary School
| Others |
| RCES | Royal Commission on the Electoral System
| Others |
| RCES | Ruleville Central Elementary School
| Others |
| RCES | Rutherford College Elementary School
| Others |