| Unna to Cavaillon | 545.83 mi (878.43 km) |
| Unna to Cebazat | 446.00 mi (717.76 km) |
| Unna to Cenon | 596.04 mi (959.23 km) |
| Unna to Cergy | 302.34 mi (486.57 km) |
| Unna to Cernay | 258.60 mi (416.17 km) |
| Unna to Cesson | 304.88 mi (490.65 km) |
| Unna to Cesson-Sevigne | 476.13 mi (766.25 km) |
| Unna to Cestas | 606.72 mi (976.43 km) |
| Unna to Chalette-sur-Loing | 328.64 mi (528.89 km) |
| Unna to Challans | 539.23 mi (867.81 km) |
| Unna to Chalon-sur-Saone | 352.52 mi (567.33 km) |
| Unna to Chalons-en-Champagne | 230.77 mi (371.39 km) |
| Unna to Chamalieres | 450.28 mi (724.66 km) |
| Unna to Chambery | 420.02 mi (675.96 km) |
| Unna to Chambly | 290.24 mi (467.09 km) |
