| Castel Gandolfo to Hohenhameln | 736.40 mi (1,185.13 km) |
| Castel Gandolfo to Hohenkirchen-Siegertsbrunn | 435.52 mi (700.90 km) |
| Castel Gandolfo to Hohenmolsen | 650.66 mi (1,047.14 km) |
| Castel Gandolfo to Hohenstein-Ernstthal | 625.52 mi (1,006.67 km) |
| Castel Gandolfo to Hohr-Grenzhausen | 645.62 mi (1,039.03 km) |
| Castel Gandolfo to Holzgerlingen | 507.99 mi (817.53 km) |
| Castel Gandolfo to Holzkirchen | 426.53 mi (686.44 km) |
| Castel Gandolfo to Holzminden | 712.76 mi (1,147.08 km) |
| Castel Gandolfo to Holzwickede | 714.54 mi (1,149.95 km) |
| Castel Gandolfo to Homburg | 582.58 mi (937.57 km) |
| Castel Gandolfo to Hoppegarten | 745.63 mi (1,199.97 km) |
| Castel Gandolfo to Horb am Neckar | 501.34 mi (806.82 km) |
| Castel Gandolfo to Horn-Bad Meinberg | 721.46 mi (1,161.08 km) |
| Castel Gandolfo to Horstel | 766.53 mi (1,233.61 km) |
| Castel Gandolfo to Hosbach | 593.75 mi (955.55 km) |
