| Kardzhali to Ribnica | 601.11 mi (967.40 km) |
| Kardzhali to Ribnica | 603.32 mi (970.95 km) |
| Kardzhali to Rogaska Slatina | 577.69 mi (929.70 km) |
| Kardzhali to Rogasovci | 582.73 mi (937.82 km) |
| Kardzhali to Rogatec | 574.66 mi (924.83 km) |
| Kardzhali to Ruse | 593.48 mi (955.12 km) |
| Kardzhali to Salovci | 573.27 mi (922.59 km) |
| Kardzhali to Selnica ob Dravi | 594.78 mi (957.21 km) |
| Kardzhali to Semic | 579.02 mi (931.84 km) |
| Kardzhali to Sempeter pri Gorici | 654.56 mi (1,053.42 km) |
| Kardzhali to Sencur | 629.54 mi (1,013.14 km) |
| Kardzhali to Sentilj | 593.33 mi (954.87 km) |
| Kardzhali to Sentjernej | 577.69 mi (929.70 km) |
| Kardzhali to Sentjur | 587.31 mi (945.18 km) |
| Kardzhali to Sentrupert | 592.54 mi (953.61 km) |
