| Speyer to Cognac | 478.98 mi (770.84 km) |
| Speyer to Cogolin | 428.86 mi (690.18 km) |
| Speyer to Colmar | 98.58 mi (158.65 km) |
| Speyer to Colombes | 280.66 mi (451.67 km) |
| Speyer to Colomiers | 518.56 mi (834.55 km) |
| Speyer to Combs-la-Ville | 269.84 mi (434.27 km) |
| Speyer to Comines | 260.38 mi (419.04 km) |
| Speyer to Compiegne | 252.36 mi (406.13 km) |
| Speyer to Concarneau | 572.40 mi (921.19 km) |
| Speyer to Conde-sur-l'Escaut | 229.15 mi (368.77 km) |
| Speyer to Conflans-Sainte-Honorine | 286.91 mi (461.74 km) |
| Speyer to Corbas | 301.24 mi (484.79 km) |
| Speyer to Corbeil-Essonnes | 274.14 mi (441.19 km) |
| Speyer to Cormeilles-en-Parisis | 282.48 mi (454.61 km) |
| Speyer to Cosne sur Loire | 285.01 mi (458.67 km) |
