| Bilbao to Cassina de' Pecchi | 625.92 mi (1,007.31 km) |
| Bilbao to Cassino | 862.35 mi (1,387.82 km) |
| Bilbao to Castagneto Carducci | 680.29 mi (1,094.83 km) |
| Bilbao to Castano Primo | 597.80 mi (962.06 km) |
| Bilbao to Castel Bolognese | 737.05 mi (1,186.16 km) |
| Bilbao to Castel Gandolfo | 799.05 mi (1,285.94 km) |
| Bilbao to Castel Goffredo | 676.79 mi (1,089.19 km) |
| Bilbao to Castel Maggiore | 716.10 mi (1,152.45 km) |
| Bilbao to Castel Mella | 663.14 mi (1,067.22 km) |
| Bilbao to Castel San Giorgio | 918.81 mi (1,478.68 km) |
| Bilbao to Castel San Giovanni | 624.31 mi (1,004.73 km) |
| Bilbao to Castel San Pietro Terme | 726.43 mi (1,169.07 km) |
| Bilbao to Castel Volturno | 874.41 mi (1,407.22 km) |
| Bilbao to Castelbuono | 963.66 mi (1,550.87 km) |
| Bilbao to Casteldaccia | 932.61 mi (1,500.89 km) |
