| Johnston to Coudekerque-Branche | 4,294.67 mi (6,911.61 km) |
| Johnston to Coueron | 4,279.49 mi (6,887.17 km) |
| Johnston to Coulommiers | 4,404.74 mi (7,088.74 km) |
| Johnston to Courbevoic | 4,370.26 mi (7,033.25 km) |
| Johnston to Courcouronnes | 4,387.47 mi (7,060.95 km) |
| Johnston to Cournon-d'Auvergne | 4,530.52 mi (7,291.17 km) |
| Johnston to Courrieres | 4,336.45 mi (6,978.84 km) |
| Johnston to Coutras | 4,425.54 mi (7,122.22 km) |
| Johnston to Couzeix | 4,447.90 mi (7,158.21 km) |
| Johnston to Cran-Gevrier | 4,636.81 mi (7,462.22 km) |
| Johnston to Craponne | 4,590.00 mi (7,386.90 km) |
| Johnston to Creil | 4,365.10 mi (7,024.95 km) |
| Johnston to Crepy-en-Valois | 4,381.16 mi (7,050.80 km) |
| Johnston to Crest | 4,643.54 mi (7,473.06 km) |
| Johnston to Creteil | 4,382.28 mi (7,052.61 km) |
