| Boulder City to Cabestany | 5,748.70 mi (9,251.64 km) |
| Boulder City to Cabries | 5,799.54 mi (9,333.47 km) |
| Boulder City to Cachan | 5,437.75 mi (8,751.22 km) |
| Boulder City to Caen | 5,328.54 mi (8,575.45 km) |
| Boulder City to Cagnes-sur-Mer | 5,850.22 mi (9,415.02 km) |
| Boulder City to Cahors | 5,610.28 mi (9,028.87 km) |
| Boulder City to Calais | 5,321.70 mi (8,564.45 km) |
| Boulder City to Caluire-et-Cuire | 5,666.01 mi (9,118.57 km) |
| Boulder City to Cambrai | 5,402.33 mi (8,694.22 km) |
| Boulder City to Canet-en-Roussillon | 5,749.86 mi (9,253.51 km) |
| Boulder City to Cannes | 5,851.17 mi (9,416.55 km) |
| Boulder City to Canteleu | 5,363.76 mi (8,632.13 km) |
| Boulder City to Capbreton | 5,541.14 mi (8,917.61 km) |
| Boulder City to Carcassonne | 5,701.76 mi (9,176.10 km) |
| Boulder City to Carmaux | 5,655.02 mi (9,100.88 km) |
