| Blackrock to Chenove | 643.84 mi (1,036.15 km) |
| Blackrock to Cherbourg | 320.89 mi (516.43 km) |
| Blackrock to Chevigny-Saint-Sauveur | 647.65 mi (1,042.28 km) |
| Blackrock to Chevilly-Larue | 484.80 mi (780.21 km) |
| Blackrock to Chilly-Mazarin | 486.51 mi (782.96 km) |
| Blackrock to Choisy-le-Roi | 486.81 mi (783.44 km) |
| Blackrock to Cholet | 490.55 mi (789.47 km) |
| Blackrock to Clamart | 480.15 mi (772.72 km) |
| Blackrock to Claye-Souilly | 487.65 mi (784.80 km) |
| Blackrock to Clermont | 458.77 mi (738.31 km) |
| Blackrock to Clermont-Ferrand | 663.87 mi (1,068.40 km) |
| Blackrock to Clermont-l'Herault | 798.85 mi (1,285.63 km) |
| Blackrock to Clichy | 476.73 mi (767.22 km) |
| Blackrock to Clichy-sous-Bois | 484.73 mi (780.10 km) |
| Blackrock to Cluses | 756.66 mi (1,217.73 km) |
