| Oro Valley to Cervignano del Friuli | 6,008.83 mi (9,670.28 km) |
| Oro Valley to Cesa | 6,281.77 mi (10,109.53 km) |
| Oro Valley to Cesano Maderno | 5,873.47 mi (9,452.44 km) |
| Oro Valley to Cesena | 6,054.20 mi (9,743.29 km) |
| Oro Valley to Cesenatico | 6,056.46 mi (9,746.93 km) |
| Oro Valley to Cetraro | 6,417.63 mi (10,328.18 km) |
| Oro Valley to Cherasco | 5,873.25 mi (9,452.08 km) |
| Oro Valley to Chiampo | 5,952.17 mi (9,579.09 km) |
| Oro Valley to Chiaravalle | 6,118.79 mi (9,847.25 km) |
| Oro Valley to Chiari | 5,904.75 mi (9,502.78 km) |
| Oro Valley to Chiavari | 5,942.07 mi (9,562.83 km) |
| Oro Valley to Chieri | 5,854.80 mi (9,422.38 km) |
| Oro Valley to Chieti | 6,210.22 mi (9,994.38 km) |
| Oro Valley to Chioggia | 6,002.58 mi (9,660.22 km) |
| Oro Valley to Chiusi | 6,098.54 mi (9,814.65 km) |
