| Barcelona to Cividale del Friuli | 648.70 mi (1,043.98 km) |
| Barcelona to Civita Castellana | 530.20 mi (853.27 km) |
| Barcelona to Civitanova Marche | 604.34 mi (972.59 km) |
| Barcelona to Civitavecchia | 498.32 mi (801.96 km) |
| Barcelona to Civitella in Val di Chiana | 506.30 mi (814.81 km) |
| Barcelona to Clusone | 497.40 mi (800.49 km) |
| Barcelona to Coccaglio | 485.90 mi (781.97 km) |
| Barcelona to Codigoro | 554.68 mi (892.67 km) |
| Barcelona to Codogno | 459.64 mi (739.71 km) |
| Barcelona to Codroipo | 624.96 mi (1,005.78 km) |
| Barcelona to Cogoleto | 387.66 mi (623.88 km) |
| Barcelona to Colle di Val d'Elsa | 477.54 mi (768.53 km) |
| Barcelona to Colle Salvetti | 449.83 mi (723.93 km) |
| Barcelona to Collecchio | 467.48 mi (752.33 km) |
| Barcelona to Colleferro | 560.59 mi (902.18 km) |
