| Rhondda to Rheinbach | 454.28 mi (731.10 km) |
| Rhondda to Rheinberg | 429.82 mi (691.72 km) |
| Rhondda to Rheine | 463.95 mi (746.65 km) |
| Rhondda to Rheinfelden (Baden) | 574.07 mi (923.88 km) |
| Rhondda to Ribnitz-Damgarten | 684.44 mi (1,101.50 km) |
| Rhondda to Richterich | 413.79 mi (665.93 km) |
| Rhondda to Riedlingen | 620.59 mi (998.75 km) |
| Rhondda to Riegelsberg | 482.44 mi (776.40 km) |
| Rhondda to Rielasingen-Worblingen | 609.11 mi (980.27 km) |
| Rhondda to Riesa | 718.13 mi (1,155.72 km) |
| Rhondda to Rietberg | 506.99 mi (815.93 km) |
| Rhondda to Rinteln | 533.64 mi (858.81 km) |
| Rhondda to Ritterhude | 523.92 mi (843.17 km) |
| Rhondda to Rodenbach | 551.40 mi (887.40 km) |
| Rhondda to Rodental | 636.09 mi (1,023.69 km) |
