| Pen-y-Bont ar Ogwr to Recica | 909.97 mi (1,464.46 km) |
| Pen-y-Bont ar Ogwr to Ribnica | 922.92 mi (1,485.29 km) |
| Pen-y-Bont ar Ogwr to Ribnica | 917.31 mi (1,476.27 km) |
| Pen-y-Bont ar Ogwr to Rogaska Slatina | 942.82 mi (1,517.31 km) |
| Pen-y-Bont ar Ogwr to Rogasovci | 940.40 mi (1,513.43 km) |
| Pen-y-Bont ar Ogwr to Rogatec | 945.84 mi (1,522.19 km) |
| Pen-y-Bont ar Ogwr to Ruse | 927.35 mi (1,492.43 km) |
| Pen-y-Bont ar Ogwr to Salovci | 950.86 mi (1,530.26 km) |
| Pen-y-Bont ar Ogwr to Selnica ob Dravi | 926.06 mi (1,490.36 km) |
| Pen-y-Bont ar Ogwr to Semic | 944.34 mi (1,519.77 km) |
| Pen-y-Bont ar Ogwr to Sempeter pri Gorici | 871.50 mi (1,402.54 km) |
| Pen-y-Bont ar Ogwr to Sencur | 892.00 mi (1,435.53 km) |
| Pen-y-Bont ar Ogwr to Sentilj | 928.19 mi (1,493.78 km) |
| Pen-y-Bont ar Ogwr to Sentjernej | 944.12 mi (1,519.41 km) |
| Pen-y-Bont ar Ogwr to Sentjur | 933.25 mi (1,501.92 km) |
