| Heysham to Octeville | 309.95 mi (498.82 km) |
| Heysham to Oignies | 350.60 mi (564.24 km) |
| Heysham to Oissel | 366.98 mi (590.59 km) |
| Heysham to Olivet | 475.13 mi (764.65 km) |
| Heysham to Ollioules | 851.42 mi (1,370.22 km) |
| Heysham to Olonne-sur-Mer | 521.22 mi (838.82 km) |
| Heysham to Oloron-Sainte-Marie | 756.92 mi (1,218.15 km) |
| Heysham to Onet Village | 712.72 mi (1,147.01 km) |
| Heysham to Onnaing | 373.11 mi (600.46 km) |
| Heysham to Orange | 767.13 mi (1,234.58 km) |
| Heysham to Orchies | 357.91 mi (576.00 km) |
| Heysham to Orleans | 472.86 mi (760.99 km) |
| Heysham to Orly | 431.18 mi (693.92 km) |
| Heysham to Ormesson-sur-Marne | 432.02 mi (695.27 km) |
| Heysham to Orsay | 429.36 mi (690.99 km) |
