| Pen-y-Bont ar Ogwr to Rheinbach | 460.66 mi (741.36 km) |
| Pen-y-Bont ar Ogwr to Rheinberg | 437.21 mi (703.62 km) |
| Pen-y-Bont ar Ogwr to Rheine | 472.10 mi (759.77 km) |
| Pen-y-Bont ar Ogwr to Rheinfelden (Baden) | 577.29 mi (929.06 km) |
| Pen-y-Bont ar Ogwr to Ribnitz-Damgarten | 693.65 mi (1,116.32 km) |
| Pen-y-Bont ar Ogwr to Richterich | 420.24 mi (676.32 km) |
| Pen-y-Bont ar Ogwr to Riedlingen | 624.99 mi (1,005.83 km) |
| Pen-y-Bont ar Ogwr to Riegelsberg | 487.21 mi (784.08 km) |
| Pen-y-Bont ar Ogwr to Rielasingen-Worblingen | 612.91 mi (986.38 km) |
| Pen-y-Bont ar Ogwr to Riesa | 725.69 mi (1,167.89 km) |
| Pen-y-Bont ar Ogwr to Rietberg | 514.71 mi (828.35 km) |
| Pen-y-Bont ar Ogwr to Rinteln | 541.70 mi (871.78 km) |
| Pen-y-Bont ar Ogwr to Ritterhude | 532.73 mi (857.35 km) |
| Pen-y-Bont ar Ogwr to Rodenbach | 557.60 mi (897.38 km) |
| Pen-y-Bont ar Ogwr to Rodental | 642.70 mi (1,034.33 km) |
