| Gardner to Cognac | 4,568.07 mi (7,351.60 km) |
| Gardner to Cogolin | 4,942.54 mi (7,954.24 km) |
| Gardner to Colmar | 4,779.03 mi (7,691.11 km) |
| Gardner to Colombes | 4,552.55 mi (7,326.62 km) |
| Gardner to Colomiers | 4,714.64 mi (7,587.48 km) |
| Gardner to Combs-la-Ville | 4,573.75 mi (7,360.74 km) |
| Gardner to Comines | 4,513.84 mi (7,264.33 km) |
| Gardner to Compiegne | 4,556.29 mi (7,332.64 km) |
| Gardner to Concarneau | 4,345.43 mi (6,993.29 km) |
| Gardner to Conde-sur-l'Escaut | 4,546.94 mi (7,317.60 km) |
| Gardner to Conflans-Sainte-Honorine | 4,543.86 mi (7,312.64 km) |
| Gardner to Corbas | 4,780.13 mi (7,692.87 km) |
| Gardner to Corbeil-Essonnes | 4,572.82 mi (7,359.24 km) |
| Gardner to Cormeilles-en-Parisis | 4,548.75 mi (7,320.51 km) |
| Gardner to Cosne sur Loire | 4,634.99 mi (7,459.30 km) |
