| Biarritz to Civita Castellana | 711.07 mi (1,144.36 km) |
| Biarritz to Civitanova Marche | 766.89 mi (1,234.19 km) |
| Biarritz to Civitavecchia | 683.32 mi (1,099.70 km) |
| Biarritz to Civitella in Val di Chiana | 665.29 mi (1,070.67 km) |
| Biarritz to Clusone | 588.72 mi (947.46 km) |
| Biarritz to Coccaglio | 585.77 mi (942.71 km) |
| Biarritz to Codigoro | 683.54 mi (1,100.05 km) |
| Biarritz to Codogno | 568.32 mi (914.63 km) |
| Biarritz to Codroipo | 732.96 mi (1,179.59 km) |
| Biarritz to Cogoleto | 511.35 mi (822.94 km) |
| Biarritz to Colle di Val d'Elsa | 636.21 mi (1,023.88 km) |
| Biarritz to Colle Salvetti | 602.72 mi (969.99 km) |
| Biarritz to Collecchio | 590.20 mi (949.83 km) |
| Biarritz to Colleferro | 750.04 mi (1,207.07 km) |
| Biarritz to Collegno | 464.76 mi (747.97 km) |
