| Boulder City to Reichenbach/Vogtland | 5,656.73 mi (9,103.63 km) |
| Boulder City to Reinbek | 5,449.43 mi (8,770.01 km) |
| Boulder City to Reinfeld | 5,439.37 mi (8,753.82 km) |
| Boulder City to Reinheim | 5,595.00 mi (9,004.29 km) |
| Boulder City to Reiskirchen | 5,556.06 mi (8,941.62 km) |
| Boulder City to Rellingen | 5,430.27 mi (8,739.17 km) |
| Boulder City to Remagen | 5,508.59 mi (8,865.21 km) |
| Boulder City to Remscheid | 5,477.74 mi (8,815.57 km) |
| Boulder City to Rendsburg | 5,393.22 mi (8,679.55 km) |
| Boulder City to Renningen | 5,651.85 mi (9,095.77 km) |
| Boulder City to Reutlingen | 5,674.94 mi (9,132.93 km) |
| Boulder City to Rhaude | 5,390.09 mi (8,674.51 km) |
| Boulder City to Rheda-Wiedenbruck | 5,477.86 mi (8,815.76 km) |
| Boulder City to Rhede | 5,430.67 mi (8,739.81 km) |
| Boulder City to Rheinau | 5,625.60 mi (9,053.53 km) |
