| Duluth to Cervignano del Friuli | 4,609.73 mi (7,418.65 km) |
| Duluth to Cesa | 4,878.81 mi (7,851.68 km) |
| Duluth to Cesano Maderno | 4,471.13 mi (7,195.59 km) |
| Duluth to Cesena | 4,652.33 mi (7,487.21 km) |
| Duluth to Cesenatico | 4,654.74 mi (7,491.08 km) |
| Duluth to Cetraro | 5,014.64 mi (8,070.28 km) |
| Duluth to Cherasco | 4,469.97 mi (7,193.73 km) |
| Duluth to Chiampo | 4,551.02 mi (7,324.15 km) |
| Duluth to Chiaravalle | 4,717.14 mi (7,591.50 km) |
| Duluth to Chiari | 4,502.70 mi (7,246.40 km) |
| Duluth to Chiavari | 4,539.02 mi (7,304.85 km) |
| Duluth to Chieri | 4,451.63 mi (7,164.21 km) |
| Duluth to Chieti | 4,808.05 mi (7,737.81 km) |
| Duluth to Chioggia | 4,601.80 mi (7,405.88 km) |
| Duluth to Chiusi | 4,695.74 mi (7,557.07 km) |
