| Abbreviation | Definition |
|---|---|
| REY | Reyes, Bolivia |
| RFD | Rockford, Illinois USA |
| RFK | Anguilla, Mississippi USA |
| RFN | Raufarhofn, Iceland |
| RFP | Raiatea Island, Society Islands |
| RFR | Rio Frio, Costa Rica |
| RFS | Rosita, Nicaragua |
| RGA | Rio Grande, TF, Argentina |
| RGE | Porgera, Papua New Guinea |
| RGH | Balurghat, India |
| RGI | Rangiroa Island, Tuamotu Islands, French Polynesia, South Pacific |
| RGK | Red Wing Municipal Airport, Red Wing, Minnesota USA |
| RGL | Rio Gallegos, SC, Argentina |
| RGN | Rangoon, Burma (Yangon, Myanmar) |
| RGR | Ranger, Texas USA |
| RGT | Rengat, Indonesia |
| RHD | Rio Hondo, SE, Argentina |
| RHE | Reims, France |
| RHI | Oneida County Airport, Rhinelander, Wisconsin USA |
| RHL | Roy Hill, Western Australia, Australia |