| Poquoson to Cognac | 3,834.46 mi (6,170.96 km) |
| Poquoson to Cogolin | 4,211.41 mi (6,777.61 km) |
| Poquoson to Colmar | 4,111.19 mi (6,616.33 km) |
| Poquoson to Colombes | 3,872.47 mi (6,232.14 km) |
| Poquoson to Colomiers | 3,962.89 mi (6,377.66 km) |
| Poquoson to Combs-la-Ville | 3,891.57 mi (6,262.88 km) |
| Poquoson to Comines | 3,862.45 mi (6,216.02 km) |
| Poquoson to Compiegne | 3,885.38 mi (6,252.92 km) |
| Poquoson to Concarneau | 3,625.83 mi (5,835.21 km) |
| Poquoson to Conde-sur-l'Escaut | 3,893.67 mi (6,266.25 km) |
| Poquoson to Conflans-Sainte-Honorine | 3,864.14 mi (6,218.74 km) |
| Poquoson to Corbas | 4,069.92 mi (6,549.91 km) |
| Poquoson to Corbeil-Essonnes | 3,889.55 mi (6,259.62 km) |
| Poquoson to Cormeilles-en-Parisis | 3,869.13 mi (6,226.77 km) |
| Poquoson to Cosne sur Loire | 3,937.74 mi (6,337.19 km) |
