| Conway to Hoddesdon | 4,460.30 mi (7,178.16 km) |
| Conway to Holbeach | 4,431.08 mi (7,131.13 km) |
| Conway to Holborn | 4,463.47 mi (7,183.27 km) |
| Conway to Hollinwood | 4,329.32 mi (6,967.36 km) |
| Conway to Holyhead | 4,239.77 mi (6,823.25 km) |
| Conway to Holywell | 4,294.75 mi (6,911.73 km) |
| Conway to Honiton | 4,362.47 mi (7,020.71 km) |
| Conway to Horbury | 4,347.66 mi (6,996.89 km) |
| Conway to Horley | 4,471.38 mi (7,196.00 km) |
| Conway to Hornchurch | 4,475.10 mi (7,201.97 km) |
| Conway to Horndean | 4,446.57 mi (7,156.06 km) |
| Conway to Hornsey | 4,461.35 mi (7,179.84 km) |
| Conway to Horsell | 4,451.59 mi (7,164.15 km) |
| Conway to Horsforth | 4,339.60 mi (6,983.91 km) |
| Conway to Horsham | 4,468.68 mi (7,191.65 km) |
