| Bideford to Cividale del Friuli | 872.61 mi (1,404.33 km) |
| Bideford to Civita Castellana | 988.23 mi (1,590.41 km) |
| Bideford to Civitanova Marche | 993.41 mi (1,598.74 km) |
| Bideford to Civitavecchia | 975.16 mi (1,569.36 km) |
| Bideford to Civitella in Val di Chiana | 910.31 mi (1,465.00 km) |
| Bideford to Clusone | 737.73 mi (1,187.27 km) |
| Bideford to Coccaglio | 751.39 mi (1,209.24 km) |
| Bideford to Codigoro | 865.51 mi (1,392.91 km) |
| Bideford to Codogno | 757.16 mi (1,218.53 km) |
| Bideford to Codroipo | 858.41 mi (1,381.48 km) |
| Bideford to Cogoleto | 751.17 mi (1,208.89 km) |
| Bideford to Colle di Val d'Elsa | 889.04 mi (1,430.76 km) |
| Bideford to Colle Salvetti | 855.53 mi (1,376.85 km) |
| Bideford to Collecchio | 794.28 mi (1,278.27 km) |
| Bideford to Colleferro | 1,037.61 mi (1,669.87 km) |
