| Martorell to Cividale del Friuli | 655.85 mi (1,055.48 km) |
| Martorell to Civita Castellana | 541.69 mi (871.76 km) |
| Martorell to Civitanova Marche | 614.83 mi (989.48 km) |
| Martorell to Civitavecchia | 510.00 mi (820.77 km) |
| Martorell to Civitella in Val di Chiana | 516.34 mi (830.96 km) |
| Martorell to Clusone | 502.95 mi (809.43 km) |
| Martorell to Coccaglio | 491.95 mi (791.72 km) |
| Martorell to Codigoro | 562.92 mi (905.93 km) |
| Martorell to Codogno | 466.14 mi (750.18 km) |
| Martorell to Codroipo | 632.09 mi (1,017.25 km) |
| Martorell to Cogoleto | 394.75 mi (635.29 km) |
| Martorell to Colle di Val d'Elsa | 487.47 mi (784.51 km) |
| Martorell to Colle Salvetti | 459.27 mi (739.12 km) |
| Martorell to Collecchio | 474.96 mi (764.38 km) |
| Martorell to Colleferro | 572.65 mi (921.59 km) |
