| Merthyr Tudful to Woolton | 114.73 mi (184.64 km) |
| Merthyr Tudful to Woolwich | 148.66 mi (239.25 km) |
| Merthyr Tudful to Wootton | 110.69 mi (178.14 km) |
| Merthyr Tudful to Worcester | 58.19 mi (93.65 km) |
| Merthyr Tudful to Worcester Park | 137.20 mi (220.80 km) |
| Merthyr Tudful to Wordsley | 73.00 mi (117.48 km) |
| Merthyr Tudful to Workington | 200.06 mi (321.96 km) |
| Merthyr Tudful to Worksop | 143.55 mi (231.02 km) |
| Merthyr Tudful to Worplesdon | 123.31 mi (198.45 km) |
| Merthyr Tudful to Worsborough | 146.54 mi (235.83 km) |
| Merthyr Tudful to Worsley | 128.95 mi (207.53 km) |
| Merthyr Tudful to Worth | 145.82 mi (234.68 km) |
| Merthyr Tudful to Worthing | 144.90 mi (233.19 km) |
| Merthyr Tudful to Wrecsam | 91.48 mi (147.22 km) |
| Merthyr Tudful to Wyke | 153.14 mi (246.45 km) |
