| Poyo to Cividale del Friuli | 1,118.48 mi (1,800.02 km) |
| Poyo to Civita Castellana | 1,073.25 mi (1,727.24 km) |
| Poyo to Civitanova Marche | 1,132.54 mi (1,822.65 km) |
| Poyo to Civitavecchia | 1,044.19 mi (1,680.46 km) |
| Poyo to Civitella in Val di Chiana | 1,030.92 mi (1,659.11 km) |
| Poyo to Clusone | 950.66 mi (1,529.94 km) |
| Poyo to Coccaglio | 949.25 mi (1,527.68 km) |
| Poyo to Codigoro | 1,049.50 mi (1,689.01 km) |
| Poyo to Codogno | 933.23 mi (1,501.88 km) |
| Poyo to Codroipo | 1,095.94 mi (1,763.75 km) |
| Poyo to Cogoleto | 877.71 mi (1,412.54 km) |
| Poyo to Colle di Val d'Elsa | 1,001.74 mi (1,612.15 km) |
| Poyo to Colle Salvetti | 968.61 mi (1,558.83 km) |
| Poyo to Collecchio | 956.18 mi (1,538.82 km) |
| Poyo to Colleferro | 1,109.93 mi (1,786.26 km) |
