| Boulder City to Buhusi | 6,256.08 mi (10,068.19 km) |
| Boulder City to Bumbesti-Jiu | 6,263.42 mi (10,079.99 km) |
| Boulder City to Busteni | 6,305.04 mi (10,146.97 km) |
| Boulder City to Buzau | 6,352.19 mi (10,222.86 km) |
| Boulder City to Cajvana | 6,179.67 mi (9,945.22 km) |
| Boulder City to Calafat | 6,321.40 mi (10,173.32 km) |
| Boulder City to Calan | 6,221.25 mi (10,012.13 km) |
| Boulder City to Calarasi | 6,421.81 mi (10,334.91 km) |
| Boulder City to Campia Turzii | 6,196.41 mi (9,972.16 km) |
| Boulder City to Campina | 6,326.80 mi (10,182.00 km) |
| Boulder City to Campulung | 6,301.17 mi (10,140.75 km) |
| Boulder City to Campulung Moldovenesc | 6,179.97 mi (9,945.69 km) |
| Boulder City to Caracal | 6,351.05 mi (10,221.02 km) |
| Boulder City to Caransebes | 6,218.63 mi (10,007.91 km) |
| Boulder City to Carei | 6,094.49 mi (9,808.13 km) |
