| Kardzhali to River Ridge (Louisiana) | 6,011.29 mi (9,674.24 km) |
| Kardzhali to Riverbank (California) | 6,555.71 mi (10,550.40 km) |
| Kardzhali to Riverdale (Georgia) | 5,595.30 mi (9,004.76 km) |
| Kardzhali to Riverdale (Illinois) | 5,326.47 mi (8,572.12 km) |
| Kardzhali to Riverside (California) | 6,704.58 mi (10,789.98 km) |
| Kardzhali to Riverside (Ohio) | 5,284.65 mi (8,504.83 km) |
| Kardzhali to Riverton (Utah) | 6,162.58 mi (9,917.71 km) |
| Kardzhali to Riverton (Wyoming) | 5,918.25 mi (9,524.51 km) |
| Kardzhali to Riverview (Florida) | 5,783.61 mi (9,307.83 km) |
| Kardzhali to Riverview (Michigan) | 5,136.54 mi (8,266.47 km) |
| Kardzhali to Riviera Beach (Florida) | 5,734.83 mi (9,229.31 km) |
| Kardzhali to Riviera Beach (Maryland) | 5,010.94 mi (8,064.33 km) |
| Kardzhali to Roanoke (Virginia) | 5,236.93 mi (8,428.02 km) |
| Kardzhali to Roanoke Rapids (North Carolina) | 5,179.53 mi (8,335.65 km) |
| Kardzhali to Robbinsdale (Minnesota) | 5,354.38 mi (8,617.04 km) |
