| Heerlen to Caltagirone | 1,031.93 mi (1,660.72 km) |
| Heerlen to Caltanissetta | 1,006.77 mi (1,620.25 km) |
| Heerlen to Calvisano | 431.92 mi (695.11 km) |
| Heerlen to Calvizzano | 793.42 mi (1,276.88 km) |
| Heerlen to Camaiore | 520.67 mi (837.94 km) |
| Heerlen to Cameri | 391.64 mi (630.28 km) |
| Heerlen to Camisano Vicentino | 454.90 mi (732.09 km) |
| Heerlen to Campagna | 830.04 mi (1,335.82 km) |
| Heerlen to Campagnano di Roma | 676.23 mi (1,088.29 km) |
| Heerlen to Campi Bisenzio | 544.20 mi (875.81 km) |
| Heerlen to Campi Salentina | 926.28 mi (1,490.71 km) |
| Heerlen to Campiglia Marittima | 582.28 mi (937.09 km) |
| Heerlen to Campobasso | 764.76 mi (1,230.76 km) |
| Heerlen to Campobello di Licata | 1,019.57 mi (1,640.83 km) |
| Heerlen to Campobello di Mazara | 973.78 mi (1,567.15 km) |
