| Boulder City to Pyrzyce | 5,594.01 mi (9,002.70 km) |
| Boulder City to Pyskowice | 5,841.91 mi (9,401.65 km) |
| Boulder City to Raciborz | 5,848.58 mi (9,412.38 km) |
| Boulder City to Radom | 5,848.31 mi (9,411.95 km) |
| Boulder City to Radomsko | 5,825.03 mi (9,374.48 km) |
| Boulder City to Radzionkow Nowy | 5,848.83 mi (9,412.78 km) |
| Boulder City to Radzymin | 5,791.20 mi (9,320.03 km) |
| Boulder City to Radzyn Podlaski | 5,861.65 mi (9,433.41 km) |
| Boulder City to Rawa Mazowiecka | 5,805.65 mi (9,343.29 km) |
| Boulder City to Rawicz | 5,728.26 mi (9,218.74 km) |
| Boulder City to Reda | 5,599.88 mi (9,012.14 km) |
| Boulder City to Rogozno | 5,669.46 mi (9,124.11 km) |
| Boulder City to Ropczyce | 5,936.98 mi (9,554.65 km) |
| Boulder City to Ruda Slaska | 5,854.79 mi (9,422.38 km) |
| Boulder City to Rumia | 5,603.85 mi (9,018.52 km) |
