| Walnut Creek to Coudekerque-Branche | 5,433.52 mi (8,744.41 km) |
| Walnut Creek to Coueron | 5,500.66 mi (8,852.46 km) |
| Walnut Creek to Coulommiers | 5,568.64 mi (8,961.86 km) |
| Walnut Creek to Courbevoic | 5,539.53 mi (8,915.01 km) |
| Walnut Creek to Courcouronnes | 5,559.04 mi (8,946.41 km) |
| Walnut Creek to Cournon-d'Auvergne | 5,733.18 mi (9,226.66 km) |
| Walnut Creek to Courrieres | 5,478.98 mi (8,817.57 km) |
| Walnut Creek to Coutras | 5,662.44 mi (9,112.82 km) |
| Walnut Creek to Couzeix | 5,664.16 mi (9,115.59 km) |
| Walnut Creek to Cran-Gevrier | 5,813.69 mi (9,356.23 km) |
| Walnut Creek to Craponne | 5,780.31 mi (9,302.51 km) |
| Walnut Creek to Creil | 5,527.72 mi (8,896.00 km) |
| Walnut Creek to Crepy-en-Valois | 5,540.96 mi (8,917.32 km) |
| Walnut Creek to Crest | 5,843.86 mi (9,404.79 km) |
| Walnut Creek to Creteil | 5,551.36 mi (8,934.05 km) |
