| Simi Valley to Coudekerque-Branche | 5,546.51 mi (8,926.25 km) |
| Simi Valley to Coueron | 5,589.68 mi (8,995.73 km) |
| Simi Valley to Coulommiers | 5,675.48 mi (9,133.81 km) |
| Simi Valley to Courbevoic | 5,644.60 mi (9,084.11 km) |
| Simi Valley to Courcouronnes | 5,663.58 mi (9,114.65 km) |
| Simi Valley to Cournon-d'Auvergne | 5,829.50 mi (9,381.68 km) |
| Simi Valley to Courrieres | 5,591.28 mi (8,998.29 km) |
| Simi Valley to Coutras | 5,747.39 mi (9,249.54 km) |
| Simi Valley to Couzeix | 5,755.78 mi (9,263.04 km) |
| Simi Valley to Cran-Gevrier | 5,918.38 mi (9,524.71 km) |
| Simi Valley to Craponne | 5,880.73 mi (9,464.13 km) |
| Simi Valley to Creil | 5,634.64 mi (9,068.08 km) |
| Simi Valley to Crepy-en-Valois | 5,648.80 mi (9,090.86 km) |
| Simi Valley to Crest | 5,941.61 mi (9,562.10 km) |
| Simi Valley to Creteil | 5,656.58 mi (9,103.38 km) |
