| Gladstone to Cognac | 4,535.06 mi (7,298.48 km) |
| Gladstone to Cogolin | 4,909.42 mi (7,900.95 km) |
| Gladstone to Colmar | 4,745.39 mi (7,636.97 km) |
| Gladstone to Colombes | 4,519.04 mi (7,272.69 km) |
| Gladstone to Colomiers | 4,681.82 mi (7,534.66 km) |
| Gladstone to Combs-la-Ville | 4,540.25 mi (7,306.83 km) |
| Gladstone to Comines | 4,480.14 mi (7,210.09 km) |
| Gladstone to Compiegne | 4,522.71 mi (7,278.60 km) |
| Gladstone to Concarneau | 4,312.32 mi (6,940.01 km) |
| Gladstone to Conde-sur-l'Escaut | 4,513.25 mi (7,263.37 km) |
| Gladstone to Conflans-Sainte-Honorine | 4,510.35 mi (7,258.71 km) |
| Gladstone to Corbas | 4,746.83 mi (7,639.29 km) |
| Gladstone to Corbeil-Essonnes | 4,539.33 mi (7,305.35 km) |
| Gladstone to Cormeilles-en-Parisis | 4,515.24 mi (7,266.58 km) |
| Gladstone to Cosne sur Loire | 4,601.61 mi (7,405.58 km) |
