| Sliven to Rheinberg | 1,106.18 mi (1,780.23 km) |
| Sliven to Rheine | 1,098.46 mi (1,767.80 km) |
| Sliven to Rheinfelden (Baden) | 961.83 mi (1,547.91 km) |
| Sliven to Ribnitz-Damgarten | 1,017.12 mi (1,636.89 km) |
| Sliven to Richterich | 1,106.51 mi (1,780.75 km) |
| Sliven to Riedlingen | 898.35 mi (1,445.75 km) |
| Sliven to Riegelsberg | 1,033.08 mi (1,662.59 km) |
| Sliven to Rielasingen-Worblingen | 917.70 mi (1,476.90 km) |
| Sliven to Riesa | 853.62 mi (1,373.76 km) |
| Sliven to Rietberg | 1,044.98 mi (1,681.73 km) |
| Sliven to Rinteln | 1,035.42 mi (1,666.35 km) |
| Sliven to Ritterhude | 1,084.87 mi (1,745.94 km) |
| Sliven to Rodenbach | 968.69 mi (1,558.96 km) |
| Sliven to Rodental | 893.46 mi (1,437.89 km) |
| Sliven to Rodgau | 970.80 mi (1,562.35 km) |
