| Highlands Ranch to Reichenbach/Vogtland | 5,144.84 mi (8,279.81 km) |
| Highlands Ranch to Reinbek | 4,943.84 mi (7,956.35 km) |
| Highlands Ranch to Reinfeld | 4,935.72 mi (7,943.27 km) |
| Highlands Ranch to Reinheim | 5,071.43 mi (8,161.69 km) |
| Highlands Ranch to Reiskirchen | 5,035.43 mi (8,103.74 km) |
| Highlands Ranch to Rellingen | 4,924.20 mi (7,924.74 km) |
| Highlands Ranch to Remagen | 4,984.09 mi (8,021.12 km) |
| Highlands Ranch to Remscheid | 4,955.51 mi (7,975.12 km) |
| Highlands Ranch to Rendsburg | 4,889.52 mi (7,868.93 km) |
| Highlands Ranch to Renningen | 5,124.61 mi (8,247.26 km) |
| Highlands Ranch to Reutlingen | 5,147.35 mi (8,283.87 km) |
| Highlands Ranch to Rhaude | 4,876.62 mi (7,848.16 km) |
| Highlands Ranch to Rheda-Wiedenbruck | 4,960.79 mi (7,983.62 km) |
| Highlands Ranch to Rhede | 4,909.84 mi (7,901.63 km) |
| Highlands Ranch to Rheinau | 5,095.64 mi (8,200.64 km) |
