| Hertford to Coudekerque-Branche | 119.00 mi (191.51 km) |
| Hertford to Coueron | 324.99 mi (523.02 km) |
| Hertford to Coulommiers | 248.70 mi (400.25 km) |
| Hertford to Courbevoic | 225.08 mi (362.23 km) |
| Hertford to Courcouronnes | 245.61 mi (395.27 km) |
| Hertford to Cournon-d'Auvergne | 443.98 mi (714.52 km) |
| Hertford to Courrieres | 160.46 mi (258.23 km) |
| Hertford to Coutras | 466.79 mi (751.22 km) |
| Hertford to Couzeix | 413.40 mi (665.31 km) |
| Hertford to Cran-Gevrier | 494.35 mi (795.58 km) |
| Hertford to Craponne | 471.56 mi (758.90 km) |
| Hertford to Creil | 208.32 mi (335.25 km) |
| Hertford to Crepy-en-Valois | 219.75 mi (353.65 km) |
| Hertford to Crest | 541.46 mi (871.39 km) |
| Hertford to Creteil | 235.96 mi (379.74 km) |
