| Guyancourt to Cognac | 240.53 mi (387.09 km) |
| Guyancourt to Cogolin | 437.00 mi (703.28 km) |
| Guyancourt to Colmar | 246.75 mi (397.11 km) |
| Guyancourt to Colombes | 13.28 mi (21.37 km) |
| Guyancourt to Colomiers | 358.08 mi (576.28 km) |
| Guyancourt to Combs-la-Ville | 23.24 mi (37.40 km) |
| Guyancourt to Comines | 143.65 mi (231.18 km) |
| Guyancourt to Compiegne | 55.91 mi (89.98 km) |
| Guyancourt to Concarneau | 282.12 mi (454.02 km) |
| Guyancourt to Conde-sur-l'Escaut | 134.34 mi (216.20 km) |
| Guyancourt to Conflans-Sainte-Honorine | 15.78 mi (25.39 km) |
| Guyancourt to Corbas | 252.12 mi (405.75 km) |
| Guyancourt to Corbeil-Essonnes | 21.56 mi (34.70 km) |
| Guyancourt to Cormeilles-en-Parisis | 15.14 mi (24.37 km) |
| Guyancourt to Cosne sur Loire | 101.91 mi (164.02 km) |
