| Palma del Rio to Octeville | 843.65 mi (1,357.72 km) |
| Palma del Rio to Oignies | 971.76 mi (1,563.90 km) |
| Palma del Rio to Oissel | 864.68 mi (1,391.57 km) |
| Palma del Rio to Olivet | 790.29 mi (1,271.85 km) |
| Palma del Rio to Ollioules | 694.80 mi (1,118.17 km) |
| Palma del Rio to Olonne-sur-Mer | 636.30 mi (1,024.02 km) |
| Palma del Rio to Oloron-Sainte-Marie | 452.12 mi (727.61 km) |
| Palma del Rio to Onet Village | 616.37 mi (991.95 km) |
| Palma del Rio to Onnaing | 979.71 mi (1,576.70 km) |
| Palma del Rio to Orange | 688.69 mi (1,108.35 km) |
| Palma del Rio to Orchies | 977.33 mi (1,572.86 km) |
| Palma del Rio to Orleans | 792.79 mi (1,275.88 km) |
| Palma del Rio to Orly | 854.30 mi (1,374.87 km) |
| Palma del Rio to Ormesson-sur-Marne | 860.11 mi (1,384.21 km) |
| Palma del Rio to Orsay | 846.96 mi (1,363.06 km) |
