| Erkrath to Ribnica | 520.70 mi (837.98 km) |
| Erkrath to Ribnica | 498.56 mi (802.36 km) |
| Erkrath to Rogaska Slatina | 525.74 mi (846.09 km) |
| Erkrath to Rogasovci | 513.20 mi (825.91 km) |
| Erkrath to Rogatec | 528.38 mi (850.35 km) |
| Erkrath to Ruse | 506.88 mi (815.75 km) |
| Erkrath to Salovci | 521.96 mi (840.01 km) |
| Erkrath to Selnica ob Dravi | 505.56 mi (813.62 km) |
| Erkrath to Semic | 539.32 mi (867.95 km) |
| Erkrath to Sempeter pri Gorici | 477.43 mi (768.35 km) |
| Erkrath to Sencur | 484.67 mi (780.00 km) |
| Erkrath to Sentilj | 504.91 mi (812.57 km) |
| Erkrath to Sentjernej | 535.00 mi (861.00 km) |
| Erkrath to Sentjur | 518.16 mi (833.90 km) |
| Erkrath to Sentrupert | 519.95 mi (836.78 km) |
