| Cities | Distance |
|---|---|
| Holyhead to Dewsbury | 126.08 mi (202.90 km) |
| Holyhead to Deysbrook | 70.53 mi (113.51 km) |
| Holyhead to Didcot | 185.01 mi (297.74 km) |
| Holyhead to Dingle | 69.12 mi (111.23 km) |
| Holyhead to Dinnington | 141.67 mi (228.00 km) |
| Holyhead to Dodworth | 129.10 mi (207.77 km) |
| Holyhead to Dollis Hill | 221.00 mi (355.66 km) |
| Holyhead to Doncaster | 144.83 mi (233.09 km) |
| Holyhead to Dorchester | 202.06 mi (325.18 km) |
| Holyhead to Dorking | 231.61 mi (372.74 km) |
| Holyhead to Dorridge | 136.42 mi (219.55 km) |
| Holyhead to Dover | 293.01 mi (471.56 km) |
| Holyhead to Downham Market | 214.70 mi (345.52 km) |
| Holyhead to Droitwich | 126.17 mi (203.05 km) |
| Holyhead to Dronfield | 130.73 mi (210.39 km) |