| Catalina Foothills to Cividale del Friuli | 6,001.89 mi (9,659.11 km) |
| Catalina Foothills to Civita Castellana | 6,153.24 mi (9,902.68 km) |
| Catalina Foothills to Civitanova Marche | 6,150.83 mi (9,898.80 km) |
| Catalina Foothills to Civitavecchia | 6,140.66 mi (9,882.43 km) |
| Catalina Foothills to Civitella in Val di Chiana | 6,073.77 mi (9,774.78 km) |
| Catalina Foothills to Clusone | 5,893.01 mi (9,483.89 km) |
| Catalina Foothills to Coccaglio | 5,909.16 mi (9,509.88 km) |
| Catalina Foothills to Codigoro | 6,019.06 mi (9,686.74 km) |
| Catalina Foothills to Codogno | 5,918.58 mi (9,525.03 km) |
| Catalina Foothills to Codroipo | 5,993.39 mi (9,645.44 km) |
| Catalina Foothills to Cogoleto | 5,916.65 mi (9,521.94 km) |
| Catalina Foothills to Colle di Val d'Elsa | 6,053.64 mi (9,742.39 km) |
| Catalina Foothills to Colle Salvetti | 6,020.59 mi (9,689.21 km) |
| Catalina Foothills to Collecchio | 5,956.22 mi (9,585.60 km) |
| Catalina Foothills to Colleferro | 6,202.78 mi (9,982.41 km) |
