| Ardea to Holbeach | 968.43 mi (1,558.54 km) |
| Ardea to Holborn | 908.50 mi (1,462.09 km) |
| Ardea to Hollinwood | 1,065.97 mi (1,715.51 km) |
| Ardea to Holyhead | 1,133.15 mi (1,823.63 km) |
| Ardea to Holywell | 1,086.98 mi (1,749.33 km) |
| Ardea to Honiton | 980.81 mi (1,578.46 km) |
| Ardea to Horbury | 1,056.00 mi (1,699.47 km) |
| Ardea to Horley | 893.93 mi (1,438.63 km) |
| Ardea to Hornchurch | 900.22 mi (1,448.77 km) |
| Ardea to Horndean | 909.02 mi (1,462.93 km) |
| Ardea to Hornsey | 911.83 mi (1,467.46 km) |
| Ardea to Horsell | 913.57 mi (1,470.25 km) |
| Ardea to Horsforth | 1,067.32 mi (1,717.68 km) |
| Ardea to Horsham | 893.63 mi (1,438.16 km) |
| Ardea to Horwich | 1,081.18 mi (1,739.99 km) |
