| Sedro-Woolley to Cognac | 5,047.26 mi (8,122.77 km) |
| Sedro-Woolley to Cogolin | 5,375.99 mi (8,651.83 km) |
| Sedro-Woolley to Colmar | 5,114.06 mi (8,230.29 km) |
| Sedro-Woolley to Colombes | 4,936.29 mi (7,944.19 km) |
| Sedro-Woolley to Colomiers | 5,211.93 mi (8,387.80 km) |
| Sedro-Woolley to Combs-la-Ville | 4,958.68 mi (7,980.22 km) |
| Sedro-Woolley to Comines | 4,851.84 mi (7,808.27 km) |
| Sedro-Woolley to Compiegne | 4,923.31 mi (7,923.31 km) |
| Sedro-Woolley to Concarneau | 4,824.67 mi (7,764.55 km) |
| Sedro-Woolley to Conde-sur-l'Escaut | 4,884.13 mi (7,860.25 km) |
| Sedro-Woolley to Conflans-Sainte-Honorine | 4,928.00 mi (7,930.84 km) |
| Sedro-Woolley to Corbas | 5,192.11 mi (8,355.89 km) |
| Sedro-Woolley to Corbeil-Essonnes | 4,959.82 mi (7,982.05 km) |
| Sedro-Woolley to Cormeilles-en-Parisis | 4,932.12 mi (7,937.48 km) |
| Sedro-Woolley to Cosne sur Loire | 5,039.82 mi (8,110.80 km) |
