| Rancho San Diego to Cognac | 5,724.78 mi (9,213.15 km) |
| Rancho San Diego to Cogolin | 6,086.91 mi (9,795.94 km) |
| Rancho San Diego to Colmar | 5,876.38 mi (9,457.12 km) |
| Rancho San Diego to Colombes | 5,667.87 mi (9,121.56 km) |
| Rancho San Diego to Colomiers | 5,881.28 mi (9,465.00 km) |
| Rancho San Diego to Combs-la-Ville | 5,690.03 mi (9,157.21 km) |
| Rancho San Diego to Comines | 5,607.31 mi (9,024.09 km) |
| Rancho San Diego to Compiegne | 5,664.09 mi (9,115.47 km) |
| Rancho San Diego to Concarneau | 5,498.01 mi (8,848.19 km) |
| Rancho San Diego to Conde-sur-l'Escaut | 5,640.70 mi (9,077.83 km) |
| Rancho San Diego to Conflans-Sainte-Honorine | 5,659.19 mi (9,107.59 km) |
| Rancho San Diego to Corbas | 5,912.32 mi (9,514.97 km) |
| Rancho San Diego to Corbeil-Essonnes | 5,690.01 mi (9,157.18 km) |
| Rancho San Diego to Cormeilles-en-Parisis | 5,663.83 mi (9,115.06 km) |
| Rancho San Diego to Cosne sur Loire | 5,761.33 mi (9,271.96 km) |
