| Oregon City to Cognac | 5,230.45 mi (8,417.59 km) |
| Oregon City to Cogolin | 5,564.68 mi (8,955.49 km) |
| Oregon City to Colmar | 5,308.69 mi (8,543.51 km) |
| Oregon City to Colombes | 5,126.47 mi (8,250.26 km) |
| Oregon City to Colomiers | 5,394.52 mi (8,681.64 km) |
| Oregon City to Combs-la-Ville | 5,148.89 mi (8,286.35 km) |
| Oregon City to Comines | 5,044.92 mi (8,119.01 km) |
| Oregon City to Compiegne | 5,114.67 mi (8,231.27 km) |
| Oregon City to Concarneau | 5,006.55 mi (8,057.26 km) |
| Oregon City to Conde-sur-l'Escaut | 5,077.44 mi (8,171.35 km) |
| Oregon City to Conflans-Sainte-Honorine | 5,118.10 mi (8,236.79 km) |
| Oregon City to Corbas | 5,381.50 mi (8,660.69 km) |
| Oregon City to Corbeil-Essonnes | 5,149.88 mi (8,287.93 km) |
| Oregon City to Cormeilles-en-Parisis | 5,122.31 mi (8,243.56 km) |
| Oregon City to Cosne sur Loire | 5,228.96 mi (8,415.20 km) |
