| Morro Bay to Cividale del Friuli | 6,130.12 mi (9,865.47 km) |
| Morro Bay to Civita Castellana | 6,312.68 mi (10,159.28 km) |
| Morro Bay to Civitanova Marche | 6,295.97 mi (10,132.38 km) |
| Morro Bay to Civitavecchia | 6,304.91 mi (10,146.77 km) |
| Morro Bay to Civitella in Val di Chiana | 6,229.61 mi (10,025.59 km) |
| Morro Bay to Clusone | 6,041.57 mi (9,722.97 km) |
| Morro Bay to Coccaglio | 6,059.80 mi (9,752.31 km) |
| Morro Bay to Codigoro | 6,163.09 mi (9,918.53 km) |
| Morro Bay to Codogno | 6,073.48 mi (9,774.32 km) |
| Morro Bay to Codroipo | 6,125.04 mi (9,857.30 km) |
| Morro Bay to Cogoleto | 6,082.60 mi (9,789.00 km) |
| Morro Bay to Colle di Val d'Elsa | 6,212.86 mi (9,998.63 km) |
| Morro Bay to Colle Salvetti | 6,182.06 mi (9,949.06 km) |
| Morro Bay to Collecchio | 6,111.21 mi (9,835.05 km) |
| Morro Bay to Colleferro | 6,362.46 mi (10,239.38 km) |
