| Portales to Cassina de' Pecchi | 5,514.63 mi (8,874.94 km) |
| Portales to Cassino | 5,865.28 mi (9,439.26 km) |
| Portales to Castagneto Carducci | 5,665.24 mi (9,117.32 km) |
| Portales to Castano Primo | 5,490.61 mi (8,836.28 km) |
| Portales to Castel Bolognese | 5,659.12 mi (9,107.47 km) |
| Portales to Castel Gandolfo | 5,808.52 mi (9,347.91 km) |
| Portales to Castel Goffredo | 5,565.71 mi (8,957.15 km) |
| Portales to Castel Maggiore | 5,631.65 mi (9,063.26 km) |
| Portales to Castel Mella | 5,544.67 mi (8,923.28 km) |
| Portales to Castel San Giorgio | 5,932.00 mi (9,546.64 km) |
| Portales to Castel San Giovanni | 5,537.53 mi (8,911.79 km) |
| Portales to Castel San Pietro Terme | 5,647.25 mi (9,088.37 km) |
| Portales to Castel Volturno | 5,889.45 mi (9,478.15 km) |
| Portales to Castelbuono | 6,042.36 mi (9,724.24 km) |
| Portales to Casteldaccia | 6,014.17 mi (9,678.87 km) |
