| Heerlen to Chivasso | 402.98 mi (648.53 km) |
| Heerlen to Ciampino | 701.80 mi (1,129.45 km) |
| Heerlen to Cicciano | 797.74 mi (1,283.83 km) |
| Heerlen to Cingoli | 620.10 mi (997.96 km) |
| Heerlen to Cinisello Balsamo | 397.33 mi (639.44 km) |
| Heerlen to Cinisi | 944.90 mi (1,520.67 km) |
| Heerlen to Cirie | 397.29 mi (639.38 km) |
| Heerlen to Ciro Marina | 961.01 mi (1,546.60 km) |
| Heerlen to Cislago | 386.66 mi (622.27 km) |
| Heerlen to Cisterna di Latina | 719.84 mi (1,158.47 km) |
| Heerlen to Cisternino | 889.99 mi (1,432.30 km) |
| Heerlen to Citta di Castello | 590.67 mi (950.59 km) |
| Heerlen to Citta Sant'Angelo | 692.11 mi (1,113.84 km) |
| Heerlen to Cittadella | 449.04 mi (722.66 km) |
| Heerlen to Cittanova | 996.23 mi (1,603.27 km) |
