| Towson to Ratingen | 3,911.72 mi (6,295.30 km) |
| Towson to Ratzeburg | 3,995.41 mi (6,429.99 km) |
| Towson to Raubling | 4,229.06 mi (6,806.02 km) |
| Towson to Rauenberg | 4,044.08 mi (6,508.32 km) |
| Towson to Raunheim | 4,011.81 mi (6,456.39 km) |
| Towson to Ravensburg | 4,126.52 mi (6,640.98 km) |
| Towson to Recke | 3,916.85 mi (6,303.55 km) |
| Towson to Recklinghausen | 3,916.33 mi (6,302.72 km) |
| Towson to Regen | 4,232.22 mi (6,811.11 km) |
| Towson to Regensburg | 4,188.53 mi (6,740.78 km) |
| Towson to Regenstauf | 4,186.92 mi (6,738.19 km) |
| Towson to Rehau | 4,146.90 mi (6,673.79 km) |
| Towson to Rehburg-Loccum | 3,972.17 mi (6,392.59 km) |
| Towson to Rehlingen-Siersburg | 3,958.38 mi (6,370.39 km) |
| Towson to Reichelsheim | 4,036.37 mi (6,495.90 km) |
