| Bois-Guillaume to Olivenza | 848.33 mi (1,365.25 km) |
| Bois-Guillaume to Olot | 507.81 mi (817.25 km) |
| Bois-Guillaume to Onate | 475.60 mi (765.41 km) |
| Bois-Guillaume to Onda | 660.37 mi (1,062.77 km) |
| Bois-Guillaume to Onteniente | 740.60 mi (1,191.88 km) |
| Bois-Guillaume to Orihuela | 793.23 mi (1,276.58 km) |
| Bois-Guillaume to Osuna | 900.58 mi (1,449.35 km) |
| Bois-Guillaume to Ourense | 654.41 mi (1,053.17 km) |
| Bois-Guillaume to Oviedo | 536.43 mi (863.30 km) |
| Bois-Guillaume to Paiporta | 697.94 mi (1,123.23 km) |
| Bois-Guillaume to Pajara | 1,665.77 mi (2,680.80 km) |
| Bois-Guillaume to Palafolls | 544.69 mi (876.59 km) |
| Bois-Guillaume to Palafrugell | 531.02 mi (854.59 km) |
| Bois-Guillaume to Palamos | 535.59 mi (861.95 km) |
| Bois-Guillaume to Palencia | 582.26 mi (937.05 km) |
