| Heerlen to Carmignano | 541.82 mi (871.98 km) |
| Heerlen to Carovigno | 898.79 mi (1,446.46 km) |
| Heerlen to Carpenedolo | 432.77 mi (696.48 km) |
| Heerlen to Carpi | 478.58 mi (770.21 km) |
| Heerlen to Carrara | 507.70 mi (817.06 km) |
| Heerlen to Carugate | 399.36 mi (642.71 km) |
| Heerlen to Casal di Principe | 785.05 mi (1,263.41 km) |
| Heerlen to Casale Monferrato | 413.31 mi (665.15 km) |
| Heerlen to Casale sul Sile | 467.22 mi (751.92 km) |
| Heerlen to Casalecchio di Reno | 505.97 mi (814.27 km) |
| Heerlen to Casalgrande | 487.81 mi (785.05 km) |
| Heerlen to Casalmaggiore | 456.00 mi (733.85 km) |
| Heerlen to Casalnuovo di Napoli | 796.36 mi (1,281.61 km) |
| Heerlen to Casalpusterlengo | 428.94 mi (690.31 km) |
| Heerlen to Casaluce | 787.66 mi (1,267.61 km) |
