| San Gregorio di Catania to Holbeach | 1,278.53 mi (2,057.60 km) |
| San Gregorio di Catania to Holborn | 1,216.34 mi (1,957.50 km) |
| San Gregorio di Catania to Hollinwood | 1,375.17 mi (2,213.12 km) |
| San Gregorio di Catania to Holyhead | 1,439.28 mi (2,316.30 km) |
| San Gregorio di Catania to Holywell | 1,394.66 mi (2,244.49 km) |
| San Gregorio di Catania to Honiton | 1,281.12 mi (2,061.77 km) |
| San Gregorio di Catania to Horbury | 1,365.88 mi (2,198.18 km) |
| San Gregorio di Catania to Horley | 1,200.86 mi (1,932.59 km) |
| San Gregorio di Catania to Hornchurch | 1,208.57 mi (1,945.01 km) |
| San Gregorio di Catania to Horndean | 1,213.84 mi (1,953.49 km) |
| San Gregorio di Catania to Hornsey | 1,219.81 mi (1,963.09 km) |
| San Gregorio di Catania to Horsell | 1,220.30 mi (1,963.88 km) |
| San Gregorio di Catania to Horsforth | 1,377.34 mi (2,216.62 km) |
| San Gregorio di Catania to Horsham | 1,200.02 mi (1,931.25 km) |
| San Gregorio di Catania to Horwich | 1,390.13 mi (2,237.19 km) |
