| Blackrock to Corbetta | 865.33 mi (1,392.62 km) |
| Blackrock to Corciano | 1,097.00 mi (1,765.45 km) |
| Blackrock to Cordenons | 979.96 mi (1,577.09 km) |
| Blackrock to Cori | 1,194.60 mi (1,922.53 km) |
| Blackrock to Coriano | 1,067.48 mi (1,717.95 km) |
| Blackrock to Corigliano Calabro | 1,425.21 mi (2,293.65 km) |
| Blackrock to Corleone | 1,416.28 mi (2,279.29 km) |
| Blackrock to Cormano | 870.08 mi (1,400.26 km) |
| Blackrock to Cornaredo | 867.80 mi (1,396.59 km) |
| Blackrock to Cornate d'Adda | 875.94 mi (1,409.69 km) |
| Blackrock to Cornedo Vicentino | 945.54 mi (1,521.69 km) |
| Blackrock to Correggio | 964.23 mi (1,551.77 km) |
| Blackrock to Corridonia | 1,134.88 mi (1,826.42 km) |
| Blackrock to Corsico | 873.91 mi (1,406.41 km) |
| Blackrock to Cortona | 1,079.61 mi (1,737.47 km) |
