| Blackrock to Cavaillon | 828.95 mi (1,334.07 km) |
| Blackrock to Cebazat | 661.64 mi (1,064.81 km) |
| Blackrock to Cenon | 636.42 mi (1,024.22 km) |
| Blackrock to Cergy | 462.45 mi (744.23 km) |
| Blackrock to Cernay | 696.71 mi (1,121.25 km) |
| Blackrock to Cesson | 502.55 mi (808.78 km) |
| Blackrock to Cesson-Sevigne | 409.90 mi (659.67 km) |
| Blackrock to Cestas | 641.06 mi (1,031.69 km) |
| Blackrock to Chalette-sur-Loing | 534.09 mi (859.53 km) |
| Blackrock to Challans | 484.81 mi (780.23 km) |
| Blackrock to Chalon-sur-Saone | 663.92 mi (1,068.47 km) |
| Blackrock to Chalons-en-Champagne | 546.02 mi (878.74 km) |
| Blackrock to Chamalieres | 663.98 mi (1,068.58 km) |
| Blackrock to Chambery | 759.95 mi (1,223.02 km) |
| Blackrock to Chambly | 462.62 mi (744.52 km) |
