| Helmstedt to Chateaubriant | 631.36 mi (1,016.08 km) |
| Helmstedt to Chateaudun | 515.00 mi (828.81 km) |
| Helmstedt to Chateauneuf-les-Martigues | 668.11 mi (1,075.22 km) |
| Helmstedt to Chateaurenard | 642.34 mi (1,033.74 km) |
| Helmstedt to Chateauroux | 560.34 mi (901.78 km) |
| Helmstedt to Chatellerault | 599.03 mi (964.04 km) |
| Helmstedt to Chatenay-Malabry | 451.82 mi (727.13 km) |
| Helmstedt to Chatillon | 450.00 mi (724.20 km) |
| Helmstedt to Chatou | 451.45 mi (726.54 km) |
| Helmstedt to Chaumont | 385.00 mi (619.60 km) |
| Helmstedt to Chauny | 384.09 mi (618.14 km) |
| Helmstedt to Chaville | 453.44 mi (729.74 km) |
| Helmstedt to Checy | 497.88 mi (801.27 km) |
| Helmstedt to Chelles | 435.16 mi (700.32 km) |
| Helmstedt to Chennevieres-sur-Marne | 441.01 mi (709.74 km) |
