| South San Francisco to Coudekerque-Branche | 5,459.05 mi (8,785.50 km) |
| South San Francisco to Coueron | 5,526.80 mi (8,894.53 km) |
| South San Francisco to Coulommiers | 5,594.34 mi (9,003.22 km) |
| South San Francisco to Courbevoic | 5,565.27 mi (8,956.44 km) |
| South San Francisco to Courcouronnes | 5,584.80 mi (8,987.86 km) |
| South San Francisco to Cournon-d'Auvergne | 5,759.14 mi (9,268.44 km) |
| South San Francisco to Courrieres | 5,504.53 mi (8,858.69 km) |
| South San Francisco to Coutras | 5,688.66 mi (9,155.01 km) |
| South San Francisco to Couzeix | 5,690.23 mi (9,157.55 km) |
| South San Francisco to Cran-Gevrier | 5,839.43 mi (9,397.65 km) |
| South San Francisco to Craponne | 5,806.16 mi (9,344.11 km) |
| South San Francisco to Creil | 5,553.42 mi (8,937.36 km) |
| South San Francisco to Crepy-en-Valois | 5,566.63 mi (8,958.63 km) |
| South San Francisco to Crest | 5,869.77 mi (9,446.49 km) |
| South San Francisco to Creteil | 5,577.10 mi (8,975.48 km) |
