| Abertawe to Rockville (Maryland) | 3,502.64 mi (5,636.95 km) |
| Abertawe to Rockville Centre (New York) | 3,288.92 mi (5,293.01 km) |
| Abertawe to Rockwall (Texas) | 4,574.81 mi (7,362.44 km) |
| Abertawe to Rocky Mount (North Carolina) | 3,670.20 mi (5,906.61 km) |
| Abertawe to Rocky Point (New York) | 3,248.42 mi (5,227.82 km) |
| Abertawe to Rocky River (Ohio) | 3,588.08 mi (5,774.45 km) |
| Abertawe to Roessleville (New York) | 3,210.47 mi (5,166.75 km) |
| Abertawe to Rogers (Arkansas) | 4,315.08 mi (6,944.44 km) |
| Abertawe to Rogers (Minnesota) | 3,870.51 mi (6,228.99 km) |
| Abertawe to Rohnert Park (California) | 5,209.32 mi (8,383.59 km) |
| Abertawe to Rolla (Missouri) | 4,142.29 mi (6,666.37 km) |
| Abertawe to Rolling Meadows (Illinois) | 3,803.65 mi (6,121.38 km) |
| Abertawe to Roma (Texas) | 5,013.30 mi (8,068.13 km) |
| Abertawe to Rome (Georgia) | 4,055.71 mi (6,527.03 km) |
| Abertawe to Rome (New York) | 3,257.58 mi (5,242.57 km) |
