| Knoxville to Rheinbach | 4,388.20 mi (7,062.13 km) |
| Knoxville to Rheinberg | 4,347.81 mi (6,997.13 km) |
| Knoxville to Rheine | 4,358.74 mi (7,014.71 km) |
| Knoxville to Rheinfelden (Baden) | 4,516.15 mi (7,268.04 km) |
| Knoxville to Ribnitz-Damgarten | 4,485.74 mi (7,219.11 km) |
| Knoxville to Richterich | 4,347.90 mi (6,997.26 km) |
| Knoxville to Riedlingen | 4,566.30 mi (7,348.75 km) |
| Knoxville to Riegelsberg | 4,427.66 mi (7,125.63 km) |
| Knoxville to Rielasingen-Worblingen | 4,553.95 mi (7,328.87 km) |
| Knoxville to Riesa | 4,612.40 mi (7,422.94 km) |
| Knoxville to Rietberg | 4,411.43 mi (7,099.50 km) |
| Knoxville to Rinteln | 4,424.47 mi (7,120.49 km) |
| Knoxville to Ritterhude | 4,382.48 mi (7,052.92 km) |
| Knoxville to Rodenbach | 4,485.31 mi (7,218.40 km) |
| Knoxville to Rodental | 4,560.85 mi (7,339.97 km) |
