| Colton to Cividale del Friuli | 6,105.89 mi (9,826.48 km) |
| Colton to Civita Castellana | 6,277.42 mi (10,102.54 km) |
| Colton to Civitanova Marche | 6,265.95 mi (10,084.07 km) |
| Colton to Civitavecchia | 6,267.85 mi (10,087.13 km) |
| Colton to Civitella in Val di Chiana | 6,195.47 mi (9,970.64 km) |
| Colton to Clusone | 6,009.63 mi (9,671.56 km) |
| Colton to Coccaglio | 6,027.14 mi (9,699.74 km) |
| Colton to Codigoro | 6,133.13 mi (9,870.32 km) |
| Colton to Codogno | 6,039.28 mi (9,719.29 km) |
| Colton to Codroipo | 6,099.55 mi (9,816.27 km) |
| Colton to Cogoleto | 6,044.34 mi (9,727.43 km) |
| Colton to Colle di Val d'Elsa | 6,177.43 mi (9,941.61 km) |
| Colton to Colle Salvetti | 6,145.71 mi (9,890.57 km) |
| Colton to Collecchio | 6,077.08 mi (9,780.11 km) |
| Colton to Colleferro | 6,327.24 mi (10,182.71 km) |
