| West Lafayette to Ratingen | 4,259.22 mi (6,854.55 km) |
| West Lafayette to Ratzeburg | 4,314.36 mi (6,943.30 km) |
| West Lafayette to Raubling | 4,588.33 mi (7,384.21 km) |
| West Lafayette to Rauenberg | 4,402.16 mi (7,084.60 km) |
| West Lafayette to Raunheim | 4,365.04 mi (7,024.85 km) |
| West Lafayette to Ravensburg | 4,492.78 mi (7,230.43 km) |
| West Lafayette to Recke | 4,253.85 mi (6,845.91 km) |
| West Lafayette to Recklinghausen | 4,260.85 mi (6,857.17 km) |
| West Lafayette to Regen | 4,580.32 mi (7,371.31 km) |
| West Lafayette to Regensburg | 4,539.24 mi (7,305.20 km) |
| West Lafayette to Regenstauf | 4,536.74 mi (7,301.19 km) |
| West Lafayette to Rehau | 4,488.90 mi (7,224.18 km) |
| West Lafayette to Rehburg-Loccum | 4,304.87 mi (6,928.01 km) |
| West Lafayette to Rehlingen-Siersburg | 4,320.94 mi (6,953.88 km) |
| West Lafayette to Reichelsheim | 4,390.81 mi (7,066.33 km) |
