| Tamm to Octeville | 487.12 mi (783.94 km) |
| Tamm to Oignies | 293.83 mi (472.88 km) |
| Tamm to Oissel | 363.85 mi (585.56 km) |
| Tamm to Olivet | 338.84 mi (545.31 km) |
| Tamm to Ollioules | 428.78 mi (690.05 km) |
| Tamm to Olonne-sur-Mer | 531.61 mi (855.55 km) |
| Tamm to Oloron-Sainte-Marie | 610.45 mi (982.43 km) |
| Tamm to Onet Village | 440.86 mi (709.49 km) |
| Tamm to Onnaing | 266.88 mi (429.51 km) |
| Tamm to Orange | 388.34 mi (624.97 km) |
| Tamm to Orchies | 283.58 mi (456.37 km) |
| Tamm to Orleans | 337.78 mi (543.61 km) |
| Tamm to Orly | 305.96 mi (492.39 km) |
| Tamm to Ormesson-sur-Marne | 299.13 mi (481.40 km) |
| Tamm to Orsay | 315.56 mi (507.85 km) |
