| Rheinfelden to Cognac | 406.24 mi (653.78 km) |
| Rheinfelden to Cogolin | 303.24 mi (488.02 km) |
| Rheinfelden to Colmar | 42.13 mi (67.80 km) |
| Rheinfelden to Colombes | 272.30 mi (438.22 km) |
| Rheinfelden to Colomiers | 414.05 mi (666.35 km) |
| Rheinfelden to Combs-la-Ville | 253.76 mi (408.39 km) |
| Rheinfelden to Comines | 309.90 mi (498.74 km) |
| Rheinfelden to Compiegne | 261.76 mi (421.26 km) |
| Rheinfelden to Concarneau | 544.74 mi (876.68 km) |
| Rheinfelden to Conde-sur-l'Escaut | 276.56 mi (445.08 km) |
| Rheinfelden to Conflans-Sainte-Honorine | 280.58 mi (451.55 km) |
| Rheinfelden to Corbas | 189.26 mi (304.59 km) |
| Rheinfelden to Corbeil-Essonnes | 256.18 mi (412.28 km) |
| Rheinfelden to Cormeilles-en-Parisis | 275.59 mi (443.52 km) |
| Rheinfelden to Cosne sur Loire | 227.81 mi (366.63 km) |
