| Castel San Giorgio to Holbeach | 1,078.46 mi (1,735.62 km) |
| Castel San Giorgio to Holborn | 1,022.44 mi (1,645.45 km) |
| Castel San Giorgio to Hollinwood | 1,177.55 mi (1,895.09 km) |
| Castel San Giorgio to Holyhead | 1,248.40 mi (2,009.11 km) |
| Castel San Giorgio to Holywell | 1,200.67 mi (1,932.29 km) |
| Castel San Giorgio to Honiton | 1,100.37 mi (1,770.87 km) |
| Castel San Giorgio to Horbury | 1,166.31 mi (1,876.99 km) |
| Castel San Giorgio to Horley | 1,008.93 mi (1,623.72 km) |
| Castel San Giorgio to Hornchurch | 1,013.52 mi (1,631.10 km) |
| Castel San Giorgio to Horndean | 1,025.91 mi (1,651.04 km) |
| Castel San Giorgio to Hornsey | 1,025.59 mi (1,650.52 km) |
| Castel San Giorgio to Horsell | 1,028.74 mi (1,655.59 km) |
| Castel San Giorgio to Horsforth | 1,177.28 mi (1,894.65 km) |
| Castel San Giorgio to Horsham | 1,009.18 mi (1,624.12 km) |
| Castel San Giorgio to Horwich | 1,193.14 mi (1,920.17 km) |
