| Helston to Cavaillon | 649.66 mi (1,045.52 km) |
| Helston to Cebazat | 486.26 mi (782.57 km) |
| Helston to Cenon | 424.24 mi (682.74 km) |
| Helston to Cergy | 336.57 mi (541.65 km) |
| Helston to Cernay | 585.71 mi (942.61 km) |
| Helston to Cesson | 369.71 mi (594.99 km) |
| Helston to Cesson-Sevigne | 214.89 mi (345.84 km) |
| Helston to Cestas | 427.50 mi (688.00 km) |
| Helston to Chalette-sur-Loing | 389.90 mi (627.49 km) |
| Helston to Challans | 273.19 mi (439.65 km) |
| Helston to Chalon-sur-Saone | 517.00 mi (832.03 km) |
| Helston to Chalons-en-Champagne | 438.92 mi (706.37 km) |
| Helston to Chamalieres | 487.65 mi (784.80 km) |
| Helston to Chambery | 604.82 mi (973.36 km) |
| Helston to Chambly | 342.40 mi (551.05 km) |
