| Harrow on the Hill to Chenove | 380.32 mi (612.07 km) |
| Harrow on the Hill to Cherbourg | 144.60 mi (232.72 km) |
| Harrow on the Hill to Chevigny-Saint-Sauveur | 383.40 mi (617.02 km) |
| Harrow on the Hill to Chevilly-Larue | 226.98 mi (365.29 km) |
| Harrow on the Hill to Chilly-Mazarin | 229.87 mi (369.93 km) |
| Harrow on the Hill to Choisy-le-Roi | 228.48 mi (367.70 km) |
| Harrow on the Hill to Cholet | 312.27 mi (502.54 km) |
| Harrow on the Hill to Clamart | 222.81 mi (358.58 km) |
| Harrow on the Hill to Claye-Souilly | 224.84 mi (361.85 km) |
| Harrow on the Hill to Clermont | 193.36 mi (311.18 km) |
| Harrow on the Hill to Clermont-Ferrand | 428.71 mi (689.94 km) |
| Harrow on the Hill to Clermont-l'Herault | 575.65 mi (926.42 km) |
| Harrow on the Hill to Clichy | 217.70 mi (350.36 km) |
| Harrow on the Hill to Clichy-sous-Bois | 223.40 mi (359.52 km) |
| Harrow on the Hill to Cluses | 493.08 mi (793.53 km) |
