| Clarkston to Ratingen | 4,483.29 mi (7,215.16 km) |
| Clarkston to Ratzeburg | 4,564.72 mi (7,346.21 km) |
| Clarkston to Raubling | 4,800.91 mi (7,726.33 km) |
| Clarkston to Rauenberg | 4,615.93 mi (7,428.62 km) |
| Clarkston to Raunheim | 4,583.59 mi (7,376.58 km) |
| Clarkston to Ravensburg | 4,698.29 mi (7,561.17 km) |
| Clarkston to Recke | 4,487.82 mi (7,222.45 km) |
| Clarkston to Recklinghausen | 4,487.76 mi (7,222.35 km) |
| Clarkston to Regen | 4,803.90 mi (7,731.14 km) |
| Clarkston to Regensburg | 4,760.27 mi (7,660.92 km) |
| Clarkston to Regenstauf | 4,758.64 mi (7,658.29 km) |
| Clarkston to Rehau | 4,718.29 mi (7,593.36 km) |
| Clarkston to Rehburg-Loccum | 4,542.85 mi (7,311.01 km) |
| Clarkston to Rehlingen-Siersburg | 4,530.22 mi (7,290.69 km) |
| Clarkston to Reichelsheim | 4,608.17 mi (7,416.13 km) |
