| Heerlen to Cassina de' Pecchi | 402.09 mi (647.11 km) |
| Heerlen to Cassino | 748.22 mi (1,204.15 km) |
| Heerlen to Castagneto Carducci | 575.51 mi (926.20 km) |
| Heerlen to Castano Primo | 390.07 mi (627.75 km) |
| Heerlen to Castel Bolognese | 528.10 mi (849.89 km) |
| Heerlen to Castel Gandolfo | 706.25 mi (1,136.60 km) |
| Heerlen to Castel Goffredo | 437.86 mi (704.66 km) |
| Heerlen to Castel Maggiore | 502.75 mi (809.11 km) |
| Heerlen to Castel Mella | 418.38 mi (673.32 km) |
| Heerlen to Castel San Giorgio | 813.01 mi (1,308.41 km) |
| Heerlen to Castel San Giovanni | 433.37 mi (697.44 km) |
| Heerlen to Castel San Pietro Terme | 517.94 mi (833.54 km) |
| Heerlen to Castel Volturno | 777.91 mi (1,251.93 km) |
| Heerlen to Castelbuono | 978.93 mi (1,575.44 km) |
| Heerlen to Casteldaccia | 960.45 mi (1,545.69 km) |
