| Zumaia to Cividale del Friuli | 793.10 mi (1,276.36 km) |
| Zumaia to Civita Castellana | 745.83 mi (1,200.30 km) |
| Zumaia to Civitanova Marche | 802.84 mi (1,292.05 km) |
| Zumaia to Civitavecchia | 717.70 mi (1,155.03 km) |
| Zumaia to Civitella in Val di Chiana | 701.22 mi (1,128.50 km) |
| Zumaia to Clusone | 625.92 mi (1,007.32 km) |
| Zumaia to Coccaglio | 622.96 mi (1,002.56 km) |
| Zumaia to Codigoro | 720.48 mi (1,159.49 km) |
| Zumaia to Codogno | 605.44 mi (974.37 km) |
| Zumaia to Codroipo | 770.16 mi (1,239.45 km) |
| Zumaia to Cogoleto | 548.12 mi (882.11 km) |
| Zumaia to Colle di Val d'Elsa | 672.09 mi (1,081.63 km) |
| Zumaia to Colle Salvetti | 638.78 mi (1,028.02 km) |
| Zumaia to Collecchio | 627.14 mi (1,009.29 km) |
| Zumaia to Colleferro | 784.20 mi (1,262.05 km) |
