| Clarksville to Reichenbach/Vogtland | 4,696.01 mi (7,557.50 km) |
| Clarksville to Reinbek | 4,520.34 mi (7,274.78 km) |
| Clarksville to Reinfeld | 4,517.92 mi (7,270.89 km) |
| Clarksville to Reinheim | 4,591.29 mi (7,388.96 km) |
| Clarksville to Reiskirchen | 4,565.26 mi (7,347.08 km) |
| Clarksville to Rellingen | 4,500.13 mi (7,242.26 km) |
| Clarksville to Remagen | 4,504.26 mi (7,248.90 km) |
| Clarksville to Remscheid | 4,483.48 mi (7,215.46 km) |
| Clarksville to Rendsburg | 4,473.42 mi (7,199.28 km) |
| Clarksville to Renningen | 4,631.62 mi (7,453.87 km) |
| Clarksville to Reutlingen | 4,652.54 mi (7,487.54 km) |
| Clarksville to Rhaude | 4,433.25 mi (7,134.62 km) |
| Clarksville to Rheda-Wiedenbruck | 4,503.81 mi (7,248.18 km) |
| Clarksville to Rhede | 4,443.66 mi (7,151.38 km) |
| Clarksville to Rheinau | 4,595.33 mi (7,395.47 km) |
