| Olesa de Montserrat to Cividale del Friuli | 654.77 mi (1,053.75 km) |
| Olesa de Montserrat to Civita Castellana | 542.75 mi (873.46 km) |
| Olesa de Montserrat to Civitanova Marche | 615.33 mi (990.27 km) |
| Olesa de Montserrat to Civitavecchia | 511.18 mi (822.67 km) |
| Olesa de Montserrat to Civitella in Val di Chiana | 516.60 mi (831.39 km) |
| Olesa de Montserrat to Clusone | 501.28 mi (806.72 km) |
| Olesa de Montserrat to Coccaglio | 490.47 mi (789.33 km) |
| Olesa de Montserrat to Codigoro | 562.32 mi (904.97 km) |
| Olesa de Montserrat to Codogno | 464.84 mi (748.08 km) |
| Olesa de Montserrat to Codroipo | 631.01 mi (1,015.52 km) |
| Olesa de Montserrat to Cogoleto | 393.70 mi (633.60 km) |
| Olesa de Montserrat to Colle di Val d'Elsa | 487.68 mi (784.85 km) |
| Olesa de Montserrat to Colle Salvetti | 459.25 mi (739.09 km) |
| Olesa de Montserrat to Collecchio | 474.06 mi (762.92 km) |
| Olesa de Montserrat to Colleferro | 574.06 mi (923.87 km) |
