| Takoma Park to Ratingen | 3,946.12 mi (6,350.66 km) |
| Takoma Park to Ratzeburg | 4,030.22 mi (6,486.01 km) |
| Takoma Park to Raubling | 4,263.18 mi (6,860.93 km) |
| Takoma Park to Rauenberg | 4,078.25 mi (6,563.32 km) |
| Takoma Park to Raunheim | 4,046.09 mi (6,511.55 km) |
| Takoma Park to Ravensburg | 4,160.50 mi (6,695.68 km) |
| Takoma Park to Recke | 3,951.42 mi (6,359.19 km) |
| Takoma Park to Recklinghausen | 3,950.77 mi (6,358.16 km) |
| Takoma Park to Regen | 4,266.57 mi (6,866.38 km) |
| Takoma Park to Regensburg | 4,222.83 mi (6,795.98 km) |
| Takoma Park to Regenstauf | 4,221.23 mi (6,793.42 km) |
| Takoma Park to Rehau | 4,181.36 mi (6,729.25 km) |
| Takoma Park to Rehburg-Loccum | 4,006.80 mi (6,448.32 km) |
| Takoma Park to Rehlingen-Siersburg | 3,992.47 mi (6,425.26 km) |
| Takoma Park to Reichelsheim | 4,070.62 mi (6,551.02 km) |
