| Healdsburg to Coudekerque-Branche | 5,414.82 mi (8,714.31 km) |
| Healdsburg to Coueron | 5,487.21 mi (8,830.82 km) |
| Healdsburg to Coulommiers | 5,551.20 mi (8,933.80 km) |
| Healdsburg to Courbevoic | 5,522.50 mi (8,887.61 km) |
| Healdsburg to Courcouronnes | 5,542.12 mi (8,919.18 km) |
| Healdsburg to Cournon-d'Auvergne | 5,717.94 mi (9,202.14 km) |
| Healdsburg to Courrieres | 5,460.40 mi (8,787.67 km) |
| Healdsburg to Coutras | 5,649.77 mi (9,092.42 km) |
| Healdsburg to Couzeix | 5,650.02 mi (9,092.82 km) |
| Healdsburg to Cran-Gevrier | 5,796.55 mi (9,328.64 km) |
| Healdsburg to Craponne | 5,764.13 mi (9,276.48 km) |
| Healdsburg to Creil | 5,510.29 mi (8,867.96 km) |
| Healdsburg to Crepy-en-Valois | 5,523.32 mi (8,888.93 km) |
| Healdsburg to Crest | 5,828.22 mi (9,379.62 km) |
| Healdsburg to Creteil | 5,534.29 mi (8,906.59 km) |
