| Spencer to Cognac | 4,385.87 mi (7,058.38 km) |
| Spencer to Cogolin | 4,756.32 mi (7,654.57 km) |
| Spencer to Colmar | 4,575.07 mi (7,362.86 km) |
| Spencer to Colombes | 4,354.02 mi (7,007.12 km) |
| Spencer to Colomiers | 4,537.22 mi (7,301.95 km) |
| Spencer to Combs-la-Ville | 4,375.64 mi (7,041.91 km) |
| Spencer to Comines | 4,307.60 mi (6,932.41 km) |
| Spencer to Compiegne | 4,355.10 mi (7,008.85 km) |
| Spencer to Concarneau | 4,160.79 mi (6,696.14 km) |
| Spencer to Conde-sur-l'Escaut | 4,340.92 mi (6,986.04 km) |
| Spencer to Conflans-Sainte-Honorine | 4,345.30 mi (6,993.09 km) |
| Spencer to Corbas | 4,588.64 mi (7,384.70 km) |
| Spencer to Corbeil-Essonnes | 4,375.03 mi (7,040.93 km) |
| Spencer to Cormeilles-en-Parisis | 4,350.12 mi (7,000.84 km) |
| Spencer to Cosne sur Loire | 4,440.80 mi (7,146.78 km) |
