| Houghton Regis to Hoddesdon | 23.96 mi (38.55 km) |
| Houghton Regis to Holbeach | 66.22 mi (106.56 km) |
| Houghton Regis to Holborn | 31.81 mi (51.19 km) |
| Houghton Regis to Hollinwood | 130.52 mi (210.05 km) |
| Houghton Regis to Holyhead | 197.80 mi (318.32 km) |
| Houghton Regis to Holywell | 147.60 mi (237.54 km) |
| Houghton Regis to Honiton | 137.99 mi (222.07 km) |
| Houghton Regis to Horbury | 128.73 mi (207.18 km) |
| Houghton Regis to Horley | 52.66 mi (84.75 km) |
| Houghton Regis to Hornchurch | 39.65 mi (63.81 km) |
| Houghton Regis to Horndean | 71.38 mi (114.87 km) |
| Houghton Regis to Hornsey | 27.97 mi (45.01 km) |
| Houghton Regis to Horsell | 39.78 mi (64.02 km) |
| Houghton Regis to Horsforth | 141.47 mi (227.67 km) |
| Houghton Regis to Horsham | 58.80 mi (94.63 km) |
