| Smartno to Octeville | 801.92 mi (1,290.56 km) |
| Smartno to Oignies | 624.10 mi (1,004.38 km) |
| Smartno to Oissel | 677.90 mi (1,090.98 km) |
| Smartno to Olivet | 622.58 mi (1,001.95 km) |
| Smartno to Ollioules | 485.80 mi (781.82 km) |
| Smartno to Olonne-sur-Mer | 792.74 mi (1,275.79 km) |
| Smartno to Oloron-Sainte-Marie | 783.69 mi (1,261.22 km) |
| Smartno to Onet Village | 607.01 mi (976.90 km) |
| Smartno to Onnaing | 597.63 mi (961.80 km) |
| Smartno to Orange | 506.59 mi (815.28 km) |
| Smartno to Orchies | 614.28 mi (988.58 km) |
| Smartno to Orleans | 622.52 mi (1,001.85 km) |
| Smartno to Orly | 610.81 mi (983.01 km) |
| Smartno to Ormesson-sur-Marne | 605.04 mi (973.71 km) |
| Smartno to Orsay | 619.24 mi (996.57 km) |
