| Spa to Cassino | 728.67 mi (1,172.69 km) |
| Spa to Castagneto Carducci | 553.17 mi (890.25 km) |
| Spa to Castano Primo | 366.82 mi (590.34 km) |
| Spa to Castel Bolognese | 508.68 mi (818.64 km) |
| Spa to Castel Gandolfo | 685.47 mi (1,103.16 km) |
| Spa to Castel Goffredo | 417.46 mi (671.84 km) |
| Spa to Castel Maggiore | 482.95 mi (777.23 km) |
| Spa to Castel Mella | 397.65 mi (639.96 km) |
| Spa to Castel San Giorgio | 793.88 mi (1,277.62 km) |
| Spa to Castel San Giovanni | 410.82 mi (661.15 km) |
| Spa to Castel San Pietro Terme | 498.27 mi (801.89 km) |
| Spa to Castel Volturno | 758.09 mi (1,220.03 km) |
| Spa to Castelbuono | 957.42 mi (1,540.81 km) |
| Spa to Casteldaccia | 938.48 mi (1,510.34 km) |
| Spa to Castelfidardo | 605.08 mi (973.78 km) |
