| Kardzhali to Reidsville (North Carolina) | 5,268.69 mi (8,479.14 km) |
| Kardzhali to Reisterstown (Maryland) | 5,009.75 mi (8,062.42 km) |
| Kardzhali to Rendon (Texas) | 6,144.76 mi (9,889.03 km) |
| Kardzhali to Reno (Nevada) | 6,416.54 mi (10,326.42 km) |
| Kardzhali to Renton (Washington) | 5,966.44 mi (9,602.06 km) |
| Kardzhali to Republic (Missouri) | 5,765.10 mi (9,278.03 km) |
| Kardzhali to Reston (Virginia) | 5,054.05 mi (8,133.71 km) |
| Kardzhali to Revere (Massachusetts) | 4,644.94 mi (7,475.31 km) |
| Kardzhali to Rexburg (Idaho) | 5,961.38 mi (9,593.92 km) |
| Kardzhali to Reynoldsburg (Ohio) | 5,225.06 mi (8,408.91 km) |
| Kardzhali to Rialto (California) | 6,693.40 mi (10,771.98 km) |
| Kardzhali to Richardson (Texas) | 6,104.44 mi (9,824.14 km) |
| Kardzhali to Richfield (Minnesota) | 5,360.40 mi (8,626.73 km) |
| Kardzhali to Richfield (Wisconsin) | 5,270.17 mi (8,481.51 km) |
| Kardzhali to Richland (Washington) | 5,984.40 mi (9,630.96 km) |
