| Kardzhali to Roding | 810.73 mi (1,304.75 km) |
| Kardzhali to Rodinghausen | 1,077.30 mi (1,733.75 km) |
| Kardzhali to Roetgen | 1,103.14 mi (1,775.33 km) |
| Kardzhali to Rommerskirchen | 1,096.64 mi (1,764.88 km) |
| Kardzhali to Ronnenberg | 1,040.65 mi (1,674.76 km) |
| Kardzhali to Rosbach vor der Hohe | 995.02 mi (1,601.33 km) |
| Kardzhali to Rosdorf | 997.64 mi (1,605.54 km) |
| Kardzhali to Rosenheim | 776.28 mi (1,249.30 km) |
| Kardzhali to Rosrath | 1,073.42 mi (1,727.50 km) |
| Kardzhali to Rossdorf | 977.78 mi (1,573.59 km) |
| Kardzhali to Rosstal | 879.68 mi (1,415.71 km) |
| Kardzhali to Rostock | 1,051.86 mi (1,692.80 km) |
| Kardzhali to Rotenburg an der Fulda | 983.22 mi (1,582.34 km) |
| Kardzhali to Roth | 866.12 mi (1,393.88 km) |
| Kardzhali to Rothenbach an der Pegnitz | 869.05 mi (1,398.60 km) |
