| Rock Springs to Cognac | 4,987.46 mi (8,026.54 km) |
| Rock Springs to Cogolin | 5,347.45 mi (8,605.88 km) |
| Rock Springs to Colmar | 5,134.26 mi (8,262.80 km) |
| Rock Springs to Colombes | 4,926.59 mi (7,928.58 km) |
| Rock Springs to Colomiers | 5,145.17 mi (8,280.34 km) |
| Rock Springs to Combs-la-Ville | 4,948.77 mi (7,964.28 km) |
| Rock Springs to Comines | 4,865.20 mi (7,829.79 km) |
| Rock Springs to Compiegne | 4,922.43 mi (7,921.88 km) |
| Rock Springs to Concarneau | 4,760.55 mi (7,661.36 km) |
| Rock Springs to Conde-sur-l'Escaut | 4,898.59 mi (7,883.52 km) |
| Rock Springs to Conflans-Sainte-Honorine | 4,917.91 mi (7,914.62 km) |
| Rock Springs to Corbas | 5,171.95 mi (8,323.45 km) |
| Rock Springs to Corbeil-Essonnes | 4,948.81 mi (7,964.34 km) |
| Rock Springs to Cormeilles-en-Parisis | 4,922.54 mi (7,922.06 km) |
| Rock Springs to Cosne sur Loire | 5,020.67 mi (8,079.98 km) |
