| Biarritz to Novi di Modena | 624.41 mi (1,004.89 km) |
| Biarritz to Novi Ligure | 520.34 mi (837.40 km) |
| Biarritz to Nuoro | 600.77 mi (966.85 km) |
| Biarritz to Occhiobello | 657.75 mi (1,058.54 km) |
| Biarritz to Oderzo | 708.02 mi (1,139.45 km) |
| Biarritz to Oggiono | 559.03 mi (899.67 km) |
| Biarritz to Olbia | 592.64 mi (953.76 km) |
| Biarritz to Oleggio | 522.50 mi (840.89 km) |
| Biarritz to Olgiate Comasco | 541.03 mi (870.70 km) |
| Biarritz to Olgiate Olona | 534.80 mi (860.67 km) |
| Biarritz to Omegna | 516.52 mi (831.25 km) |
| Biarritz to Opera | 547.26 mi (880.73 km) |
| Biarritz to Oppeano | 640.90 mi (1,031.43 km) |
| Biarritz to Orbassano | 462.20 mi (743.83 km) |
| Biarritz to Orbetello | 649.18 mi (1,044.75 km) |
