| Haydock to Oerlinghausen | 484.75 mi (780.13 km) |
| Haydock to Oestrich-Winkel | 514.56 mi (828.11 km) |
| Haydock to Offenburg | 575.14 mi (925.60 km) |
| Haydock to Oftersheim | 560.26 mi (901.66 km) |
| Haydock to Ohrdruf | 595.37 mi (958.16 km) |
| Haydock to Ohringen | 600.99 mi (967.19 km) |
| Haydock to Olbernhau | 704.66 mi (1,134.04 km) |
| Haydock to Olching | 708.48 mi (1,140.20 km) |
| Haydock to Oldenburg | 449.10 mi (722.76 km) |
| Haydock to Oldenburg in Holstein | 553.71 mi (891.11 km) |
| Haydock to Olfen | 438.18 mi (705.18 km) |
| Haydock to Olpe | 474.63 mi (763.85 km) |
| Haydock to Olsberg | 491.38 mi (790.79 km) |
| Haydock to Oranienburg | 659.81 mi (1,061.86 km) |
| Haydock to Ortenberg | 542.86 mi (873.65 km) |
