| Upper Grand Lagoon to Ratingen | 4,727.48 mi (7,608.14 km) |
| Upper Grand Lagoon to Ratzeburg | 4,814.84 mi (7,748.74 km) |
| Upper Grand Lagoon to Raubling | 5,041.48 mi (8,113.48 km) |
| Upper Grand Lagoon to Rauenberg | 4,857.23 mi (7,816.95 km) |
| Upper Grand Lagoon to Raunheim | 4,826.18 mi (7,766.99 km) |
| Upper Grand Lagoon to Ravensburg | 4,937.24 mi (7,945.72 km) |
| Upper Grand Lagoon to Recke | 4,734.37 mi (7,619.24 km) |
| Upper Grand Lagoon to Recklinghausen | 4,732.63 mi (7,616.43 km) |
| Upper Grand Lagoon to Regen | 5,047.28 mi (8,122.81 km) |
| Upper Grand Lagoon to Regensburg | 5,003.10 mi (8,051.71 km) |
| Upper Grand Lagoon to Regenstauf | 5,001.69 mi (8,049.44 km) |
| Upper Grand Lagoon to Rehau | 4,963.28 mi (7,987.63 km) |
| Upper Grand Lagoon to Rehburg-Loccum | 4,790.22 mi (7,709.12 km) |
| Upper Grand Lagoon to Rehlingen-Siersburg | 4,770.57 mi (7,677.49 km) |
| Upper Grand Lagoon to Reichelsheim | 4,850.40 mi (7,805.97 km) |
