| Duluth to Cavaillon | 4,401.68 mi (7,083.82 km) |
| Duluth to Cebazat | 4,240.49 mi (6,824.41 km) |
| Duluth to Cenon | 4,143.99 mi (6,669.10 km) |
| Duluth to Cergy | 4,065.87 mi (6,543.38 km) |
| Duluth to Cernay | 4,301.97 mi (6,923.35 km) |
| Duluth to Cesson | 4,105.04 mi (6,606.42 km) |
| Duluth to Cesson-Sevigne | 3,968.33 mi (6,386.41 km) |
| Duluth to Cestas | 4,142.95 mi (6,667.43 km) |
| Duluth to Chalette-sur-Loing | 4,133.35 mi (6,651.99 km) |
| Duluth to Challans | 4,009.58 mi (6,452.80 km) |
| Duluth to Chalon-sur-Saone | 4,263.80 mi (6,861.92 km) |
| Duluth to Chalons-en-Champagne | 4,151.79 mi (6,681.66 km) |
| Duluth to Chamalieres | 4,241.77 mi (6,826.46 km) |
| Duluth to Chambery | 4,356.36 mi (7,010.89 km) |
| Duluth to Chambly | 4,067.11 mi (6,545.38 km) |
