| Grefrath to Cavaillon | 521.64 mi (839.50 km) |
| Grefrath to Cebazat | 408.07 mi (656.73 km) |
| Grefrath to Cenon | 548.06 mi (882.01 km) |
| Grefrath to Cergy | 247.06 mi (397.60 km) |
| Grefrath to Cernay | 246.72 mi (397.06 km) |
| Grefrath to Cesson | 253.48 mi (407.93 km) |
| Grefrath to Cesson-Sevigne | 418.29 mi (673.17 km) |
| Grefrath to Cestas | 558.64 mi (899.04 km) |
| Grefrath to Chalette-sur-Loing | 280.54 mi (451.49 km) |
| Grefrath to Challans | 483.76 mi (778.54 km) |
| Grefrath to Chalon-sur-Saone | 321.88 mi (518.01 km) |
| Grefrath to Chalons-en-Champagne | 186.17 mi (299.62 km) |
| Grefrath to Chamalieres | 412.37 mi (663.65 km) |
| Grefrath to Chambery | 398.90 mi (641.96 km) |
| Grefrath to Chambly | 234.81 mi (377.89 km) |
