| Horsforth to Octeville | 290.89 mi (468.14 km) |
| Horsforth to Oignies | 304.47 mi (489.99 km) |
| Horsforth to Oissel | 331.96 mi (534.24 km) |
| Horsforth to Olivet | 440.56 mi (709.01 km) |
| Horsforth to Ollioules | 813.76 mi (1,309.62 km) |
| Horsforth to Olonne-sur-Mer | 504.48 mi (811.88 km) |
| Horsforth to Oloron-Sainte-Marie | 736.85 mi (1,185.85 km) |
| Horsforth to Onet Village | 681.58 mi (1,096.90 km) |
| Horsforth to Onnaing | 325.79 mi (524.31 km) |
| Horsforth to Orange | 730.47 mi (1,175.57 km) |
| Horsforth to Orchies | 311.12 mi (500.70 km) |
| Horsforth to Orleans | 438.17 mi (705.17 km) |
| Horsforth to Orly | 392.58 mi (631.80 km) |
| Horsforth to Ormesson-sur-Marne | 392.79 mi (632.14 km) |
| Horsforth to Orsay | 391.64 mi (630.28 km) |
