| Abbreviation | Definition |
|---|---|
| RBR | Rio Branco, AC, Brazil |
| RBT | Marsabit, Kenya |
| RBU | Roebourne, Australia |
| RBV | Ramata, Solomon Islands |
| RBW | Walterboro, South Carolina USA |
| RBY | Ruby, Alaska USA |
| RCB | Richards Bay Airport, Richards Bay, South Africa |
| RCBS | Kinmen, Taiwan |
| RCCM | Chimei, Taiwan |
| RCDC | Pingtung South, Taiwan |
| RCDI | Longtang, Taiwan |
| RCE | Rzeszow-Jasionka Airport, Roche Harbor, Washington USA |
| RCFN | Fengnin, Taiwan |
| RCFS | Chiatung, Taiwan |
| RCFZ | Fengshan, Taiwan |
| RCGI | Green Island, Taiwan |
| RCGM | Taoyuan, Taiwan |
| RCH | Riohacha, Colombia |
| RCK | H. H. Coffield Regional Airport, Rockdale, Texas USA |
| RCKH | Kaohsiung International, Taiwan |