| Merthyr Tudful to Hebburn | 235.96 mi (379.75 km) |
| Merthyr Tudful to Heckmondwike | 153.42 mi (246.91 km) |
| Merthyr Tudful to Hednesford | 88.74 mi (142.82 km) |
| Merthyr Tudful to Helensburgh | 300.38 mi (483.41 km) |
| Merthyr Tudful to Hellesdon | 205.74 mi (331.11 km) |
| Merthyr Tudful to Helston | 140.27 mi (225.74 km) |
| Merthyr Tudful to Hemel Hempstead | 124.42 mi (200.24 km) |
| Merthyr Tudful to Hemsworth | 154.45 mi (248.56 km) |
| Merthyr Tudful to Hendon | 135.56 mi (218.16 km) |
| Merthyr Tudful to Henley on Thames | 107.08 mi (172.34 km) |
| Merthyr Tudful to Hereford | 35.56 mi (57.22 km) |
| Merthyr Tudful to Herne Bay | 195.33 mi (314.35 km) |
| Merthyr Tudful to Hersham | 130.48 mi (209.99 km) |
| Merthyr Tudful to Hertford | 141.16 mi (227.17 km) |
| Merthyr Tudful to Hessle | 184.16 mi (296.37 km) |
