| Porcia to Cividale del Friuli | 40.24 mi (64.76 km) |
| Porcia to Civita Castellana | 253.82 mi (408.48 km) |
| Porcia to Civitanova Marche | 192.25 mi (309.40 km) |
| Porcia to Civitavecchia | 270.22 mi (434.88 km) |
| Porcia to Civitella in Val di Chiana | 181.65 mi (292.33 km) |
| Porcia to Clusone | 128.29 mi (206.46 km) |
| Porcia to Coccaglio | 130.18 mi (209.51 km) |
| Porcia to Codigoro | 81.98 mi (131.94 km) |
| Porcia to Codogno | 151.47 mi (243.76 km) |
| Porcia to Codroipo | 17.41 mi (28.02 km) |
| Porcia to Cogoleto | 221.94 mi (357.18 km) |
| Porcia to Colle di Val d'Elsa | 191.72 mi (308.55 km) |
| Porcia to Colle Salvetti | 194.11 mi (312.39 km) |
| Porcia to Collecchio | 143.67 mi (231.21 km) |
| Porcia to Colleferro | 293.18 mi (471.82 km) |
