| Gliwice to Cognac | 930.71 mi (1,497.83 km) |
| Gliwice to Cogolin | 750.61 mi (1,207.99 km) |
| Gliwice to Colmar | 532.40 mi (856.82 km) |
| Gliwice to Colombes | 739.44 mi (1,190.02 km) |
| Gliwice to Colomiers | 935.10 mi (1,504.90 km) |
| Gliwice to Combs-la-Ville | 730.15 mi (1,175.06 km) |
| Gliwice to Comines | 687.37 mi (1,106.21 km) |
| Gliwice to Compiegne | 707.06 mi (1,137.90 km) |
| Gliwice to Concarneau | 1,031.49 mi (1,660.02 km) |
| Gliwice to Conde-sur-l'Escaut | 663.41 mi (1,067.65 km) |
| Gliwice to Conflans-Sainte-Honorine | 745.03 mi (1,199.02 km) |
| Gliwice to Corbas | 710.59 mi (1,143.59 km) |
| Gliwice to Corbeil-Essonnes | 734.59 mi (1,182.21 km) |
| Gliwice to Cormeilles-en-Parisis | 740.88 mi (1,192.33 km) |
| Gliwice to Cosne sur Loire | 741.18 mi (1,192.81 km) |
