| Rio Grande City to Reichenbach/Vogtland | 5,667.93 mi (9,121.65 km) |
| Rio Grande City to Reinbek | 5,489.21 mi (8,834.02 km) |
| Rio Grande City to Reinfeld | 5,486.07 mi (8,828.98 km) |
| Rio Grande City to Reinheim | 5,565.14 mi (8,956.23 km) |
| Rio Grande City to Reiskirchen | 5,538.52 mi (8,913.38 km) |
| Rio Grande City to Rellingen | 5,469.00 mi (8,801.51 km) |
| Rio Grande City to Remagen | 5,477.99 mi (8,815.97 km) |
| Rio Grande City to Remscheid | 5,456.72 mi (8,781.74 km) |
| Rio Grande City to Rendsburg | 5,441.21 mi (8,756.79 km) |
| Rio Grande City to Renningen | 5,606.03 mi (9,022.04 km) |
| Rio Grande City to Reutlingen | 5,627.03 mi (9,055.83 km) |
| Rio Grande City to Rhaude | 5,404.05 mi (8,696.98 km) |
| Rio Grande City to Rheda-Wiedenbruck | 5,476.00 mi (8,812.77 km) |
| Rio Grande City to Rhede | 5,416.44 mi (8,716.92 km) |
| Rio Grande City to Rheinau | 5,569.92 mi (8,963.92 km) |
