| Johnston to Hoddesdon | 4,179.82 mi (6,726.78 km) |
| Johnston to Holbeach | 4,143.90 mi (6,668.97 km) |
| Johnston to Holborn | 4,184.73 mi (6,734.67 km) |
| Johnston to Hollinwood | 4,041.74 mi (6,504.56 km) |
| Johnston to Holyhead | 3,958.22 mi (6,370.13 km) |
| Johnston to Holywell | 4,010.81 mi (6,454.77 km) |
| Johnston to Honiton | 4,094.98 mi (6,590.23 km) |
| Johnston to Horbury | 4,058.07 mi (6,530.83 km) |
| Johnston to Horley | 4,194.98 mi (6,751.17 km) |
| Johnston to Hornchurch | 4,195.43 mi (6,751.89 km) |
| Johnston to Horndean | 4,173.63 mi (6,716.81 km) |
| Johnston to Hornsey | 4,182.19 mi (6,730.58 km) |
| Johnston to Horsell | 4,175.03 mi (6,719.07 km) |
| Johnston to Horsforth | 4,049.02 mi (6,516.26 km) |
| Johnston to Horsham | 4,193.33 mi (6,748.51 km) |
