| Imperial Beach to Cividale del Friuli | 6,186.81 mi (9,956.71 km) |
| Imperial Beach to Civita Castellana | 6,354.88 mi (10,227.19 km) |
| Imperial Beach to Civitanova Marche | 6,345.04 mi (10,211.35 km) |
| Imperial Beach to Civitavecchia | 6,344.74 mi (10,210.88 km) |
| Imperial Beach to Civitella in Val di Chiana | 6,273.33 mi (10,095.94 km) |
| Imperial Beach to Clusone | 6,088.28 mi (9,798.15 km) |
| Imperial Beach to Coccaglio | 6,105.56 mi (9,825.96 km) |
| Imperial Beach to Codigoro | 6,212.32 mi (9,997.77 km) |
| Imperial Beach to Codogno | 6,117.22 mi (9,844.71 km) |
| Imperial Beach to Codroipo | 6,180.10 mi (9,945.90 km) |
| Imperial Beach to Cogoleto | 6,121.00 mi (9,850.79 km) |
| Imperial Beach to Colle di Val d'Elsa | 6,254.89 mi (10,066.28 km) |
| Imperial Beach to Colle Salvetti | 6,222.91 mi (10,014.81 km) |
| Imperial Beach to Collecchio | 6,155.01 mi (9,905.53 km) |
| Imperial Beach to Colleferro | 6,404.68 mi (10,307.34 km) |
