| Hemel Hempstead to Cassina de' Pecchi | 621.37 mi (999.99 km) |
| Hemel Hempstead to Cassino | 977.62 mi (1,573.34 km) |
| Hemel Hempstead to Castagneto Carducci | 785.22 mi (1,263.69 km) |
| Hemel Hempstead to Castano Primo | 600.27 mi (966.05 km) |
| Hemel Hempstead to Castel Bolognese | 763.20 mi (1,228.26 km) |
| Hemel Hempstead to Castel Gandolfo | 926.60 mi (1,491.22 km) |
| Hemel Hempstead to Castel Goffredo | 669.31 mi (1,077.15 km) |
| Hemel Hempstead to Castel Maggiore | 735.97 mi (1,184.43 km) |
| Hemel Hempstead to Castel Mella | 648.31 mi (1,043.36 km) |
| Hemel Hempstead to Castel San Giorgio | 1,044.46 mi (1,680.89 km) |
| Hemel Hempstead to Castel San Giovanni | 647.60 mi (1,042.21 km) |
| Hemel Hempstead to Castel San Pietro Terme | 751.67 mi (1,209.70 km) |
| Hemel Hempstead to Castel Volturno | 1,004.72 mi (1,616.95 km) |
| Hemel Hempstead to Castelbuono | 1,187.40 mi (1,910.94 km) |
| Hemel Hempstead to Casteldaccia | 1,164.42 mi (1,873.95 km) |
