| Siggiewi to Cividale del Friuli | 709.84 mi (1,142.37 km) |
| Siggiewi to Civita Castellana | 458.15 mi (737.33 km) |
| Siggiewi to Civitanova Marche | 515.82 mi (830.13 km) |
| Siggiewi to Civitavecchia | 454.15 mi (730.88 km) |
| Siggiewi to Civitella in Val di Chiana | 542.13 mi (872.47 km) |
| Siggiewi to Clusone | 731.23 mi (1,176.80 km) |
| Siggiewi to Coccaglio | 710.04 mi (1,142.69 km) |
| Siggiewi to Codigoro | 632.25 mi (1,017.51 km) |
| Siggiewi to Codogno | 689.05 mi (1,108.92 km) |
| Siggiewi to Codroipo | 702.52 mi (1,130.60 km) |
| Siggiewi to Cogoleto | 663.97 mi (1,068.55 km) |
| Siggiewi to Colle di Val d'Elsa | 550.10 mi (885.31 km) |
| Siggiewi to Colle Salvetti | 574.78 mi (925.03 km) |
| Siggiewi to Collecchio | 653.41 mi (1,051.56 km) |
| Siggiewi to Colleferro | 413.34 mi (665.20 km) |
