| Zarautz to Cividale del Friuli | 789.14 mi (1,270.01 km) |
| Zarautz to Civita Castellana | 741.29 mi (1,192.99 km) |
| Zarautz to Civitanova Marche | 798.42 mi (1,284.93 km) |
| Zarautz to Civitavecchia | 713.14 mi (1,147.69 km) |
| Zarautz to Civitella in Val di Chiana | 696.80 mi (1,121.38 km) |
| Zarautz to Clusone | 622.02 mi (1,001.05 km) |
| Zarautz to Coccaglio | 618.98 mi (996.15 km) |
| Zarautz to Codigoro | 716.29 mi (1,152.75 km) |
| Zarautz to Codogno | 601.37 mi (967.80 km) |
| Zarautz to Codroipo | 766.19 mi (1,233.06 km) |
| Zarautz to Cogoleto | 543.87 mi (875.28 km) |
| Zarautz to Colle di Val d'Elsa | 667.66 mi (1,074.50 km) |
| Zarautz to Colle Salvetti | 634.38 mi (1,020.93 km) |
| Zarautz to Collecchio | 622.96 mi (1,002.55 km) |
| Zarautz to Colleferro | 779.62 mi (1,254.68 km) |
