| Stockton-on-Tees to Octeville | 341.81 mi (550.09 km) |
| Stockton-on-Tees to Oignies | 336.27 mi (541.17 km) |
| Stockton-on-Tees to Oissel | 375.48 mi (604.27 km) |
| Stockton-on-Tees to Olivet | 483.72 mi (778.48 km) |
| Stockton-on-Tees to Ollioules | 853.28 mi (1,373.22 km) |
| Stockton-on-Tees to Olonne-sur-Mer | 555.44 mi (893.90 km) |
| Stockton-on-Tees to Oloron-Sainte-Marie | 786.65 mi (1,265.99 km) |
| Stockton-on-Tees to Onet Village | 726.33 mi (1,168.92 km) |
| Stockton-on-Tees to Onnaing | 355.25 mi (571.71 km) |
| Stockton-on-Tees to Orange | 771.03 mi (1,240.86 km) |
| Stockton-on-Tees to Orchies | 341.72 mi (549.95 km) |
| Stockton-on-Tees to Orleans | 481.26 mi (774.51 km) |
| Stockton-on-Tees to Orly | 432.71 mi (696.38 km) |
| Stockton-on-Tees to Ormesson-sur-Marne | 432.32 mi (695.76 km) |
| Stockton-on-Tees to Orsay | 432.56 mi (696.14 km) |
