| Cities | Distance |
|---|---|
| Holyhead to Oststeinbek | 608.40 mi (979.13 km) |
| Holyhead to Ottendorf-Okrilla | 792.32 mi (1,275.12 km) |
| Holyhead to Ottersberg | 569.70 mi (916.84 km) |
| Holyhead to Ottobrunn | 797.67 mi (1,283.72 km) |
| Holyhead to Ottweiler | 576.60 mi (927.95 km) |
| Holyhead to Overath | 530.99 mi (854.54 km) |
| Holyhead to Oyten | 564.58 mi (908.61 km) |
| Holyhead to Paderborn | 572.64 mi (921.58 km) |
| Holyhead to Papenburg | 497.86 mi (801.23 km) |
| Holyhead to Parchim | 677.46 mi (1,090.26 km) |
| Holyhead to Pasewalk | 765.43 mi (1,231.85 km) |
| Holyhead to Passau | 850.14 mi (1,368.17 km) |
| Holyhead to Pattensen | 604.94 mi (973.56 km) |
| Holyhead to Pegnitz | 735.45 mi (1,183.60 km) |
| Holyhead to Peine | 623.42 mi (1,003.30 km) |