| Riom to Cavaillon | 170.50 mi (274.39 km) |
| Riom to Cebazat | 4.34 mi (6.98 km) |
| Riom to Cenon | 190.78 mi (307.03 km) |
| Riom to Cergy | 222.58 mi (358.21 km) |
| Riom to Cernay | 233.06 mi (375.07 km) |
| Riom to Cesson | 186.18 mi (299.63 km) |
| Riom to Cesson-Sevigne | 270.20 mi (434.85 km) |
| Riom to Cestas | 200.70 mi (323.00 km) |
| Riom to Chalette-sur-Loing | 147.42 mi (237.25 km) |
| Riom to Challans | 246.82 mi (397.22 km) |
| Riom to Chalon-sur-Saone | 103.18 mi (166.06 km) |
| Riom to Chalons-en-Champagne | 219.63 mi (353.47 km) |
| Riom to Chamalieres | 8.58 mi (13.80 km) |
| Riom to Chambery | 136.84 mi (220.22 km) |
| Riom to Chambly | 229.71 mi (369.69 km) |
