| Cuellar to Octeville | 582.78 mi (937.89 km) |
| Cuellar to Oignies | 717.42 mi (1,154.58 km) |
| Cuellar to Oissel | 607.78 mi (978.12 km) |
| Cuellar to Olivet | 540.68 mi (870.13 km) |
| Cuellar to Ollioules | 532.82 mi (857.49 km) |
| Cuellar to Olonne-sur-Mer | 376.58 mi (606.04 km) |
| Cuellar to Oloron-Sainte-Marie | 226.33 mi (364.24 km) |
| Cuellar to Onet Village | 405.07 mi (651.89 km) |
| Cuellar to Onnaing | 727.28 mi (1,170.45 km) |
| Cuellar to Orange | 499.55 mi (803.94 km) |
| Cuellar to Orchies | 723.65 mi (1,164.61 km) |
| Cuellar to Orleans | 543.05 mi (873.96 km) |
| Cuellar to Orly | 603.19 mi (970.74 km) |
| Cuellar to Ormesson-sur-Marne | 609.39 mi (980.73 km) |
| Cuellar to Orsay | 595.24 mi (957.95 km) |
