| Hemel Hempstead to Chivasso | 592.58 mi (953.66 km) |
| Hemel Hempstead to Ciampino | 922.06 mi (1,483.91 km) |
| Hemel Hempstead to Cicciano | 1,029.12 mi (1,656.21 km) |
| Hemel Hempstead to Cingoli | 859.37 mi (1,383.02 km) |
| Hemel Hempstead to Cinisello Balsamo | 614.77 mi (989.37 km) |
| Hemel Hempstead to Cinisi | 1,145.41 mi (1,843.36 km) |
| Hemel Hempstead to Cirie | 581.77 mi (936.27 km) |
| Hemel Hempstead to Ciro Marina | 1,200.89 mi (1,932.65 km) |
| Hemel Hempstead to Cislago | 601.53 mi (968.07 km) |
| Hemel Hempstead to Cisterna di Latina | 940.70 mi (1,513.90 km) |
| Hemel Hempstead to Cisternino | 1,139.62 mi (1,834.04 km) |
| Hemel Hempstead to Citta di Castello | 821.80 mi (1,322.55 km) |
| Hemel Hempstead to Citta Sant'Angelo | 931.17 mi (1,498.58 km) |
| Hemel Hempstead to Cittadella | 698.46 mi (1,124.06 km) |
| Hemel Hempstead to Cittanova | 1,223.15 mi (1,968.47 km) |
