| Pianella to Octeville | 900.76 mi (1,449.63 km) |
| Pianella to Oignies | 765.24 mi (1,231.53 km) |
| Pianella to Oissel | 784.76 mi (1,262.95 km) |
| Pianella to Olivet | 701.07 mi (1,128.26 km) |
| Pianella to Ollioules | 419.02 mi (674.34 km) |
| Pianella to Olonne-sur-Mer | 829.11 mi (1,334.33 km) |
| Pianella to Oloron-Sainte-Marie | 744.13 mi (1,197.57 km) |
| Pianella to Onet Village | 590.56 mi (950.42 km) |
| Pianella to Onnaing | 742.01 mi (1,194.15 km) |
| Pianella to Orange | 479.85 mi (772.24 km) |
| Pianella to Orchies | 757.42 mi (1,218.95 km) |
| Pianella to Orleans | 701.99 mi (1,129.74 km) |
| Pianella to Orly | 712.82 mi (1,147.17 km) |
| Pianella to Ormesson-sur-Marne | 708.93 mi (1,140.92 km) |
| Pianella to Orsay | 718.92 mi (1,156.99 km) |
