| Castle Rock to Heswall | 4,525.18 mi (7,282.58 km) |
| Castle Rock to Hetton le Hole | 4,522.98 mi (7,279.04 km) |
| Castle Rock to Hexham | 4,495.71 mi (7,235.15 km) |
| Castle Rock to Heysham | 4,504.67 mi (7,249.57 km) |
| Castle Rock to Heywood | 4,545.09 mi (7,314.62 km) |
| Castle Rock to High Blantyre | 4,399.09 mi (7,079.64 km) |
| Castle Rock to High Wycombe | 4,673.40 mi (7,521.11 km) |
| Castle Rock to Highbury | 4,699.12 mi (7,562.50 km) |
| Castle Rock to Highgate | 4,696.66 mi (7,558.55 km) |
| Castle Rock to Hilsea | 4,694.45 mi (7,555.00 km) |
| Castle Rock to Hinckley | 4,615.21 mi (7,427.47 km) |
| Castle Rock to Hindley | 4,535.42 mi (7,299.05 km) |
| Castle Rock to Hipperholme | 4,553.57 mi (7,328.26 km) |
| Castle Rock to Hitchin | 4,676.59 mi (7,526.25 km) |
| Castle Rock to Hockley | 4,722.40 mi (7,599.96 km) |
