| Guipavas to Novi di Modena | 764.13 mi (1,229.75 km) |
| Guipavas to Novi Ligure | 674.45 mi (1,085.42 km) |
| Guipavas to Nuoro | 877.79 mi (1,412.67 km) |
| Guipavas to Occhiobello | 793.80 mi (1,277.50 km) |
| Guipavas to Oderzo | 813.50 mi (1,309.21 km) |
| Guipavas to Oggiono | 671.02 mi (1,079.90 km) |
| Guipavas to Olbia | 855.83 mi (1,377.32 km) |
| Guipavas to Oleggio | 643.51 mi (1,035.63 km) |
| Guipavas to Olgiate Comasco | 653.77 mi (1,052.14 km) |
| Guipavas to Olgiate Olona | 653.83 mi (1,052.24 km) |
| Guipavas to Omegna | 626.26 mi (1,007.87 km) |
| Guipavas to Opera | 675.36 mi (1,086.88 km) |
| Guipavas to Oppeano | 765.80 mi (1,232.44 km) |
| Guipavas to Orbassano | 612.17 mi (985.20 km) |
| Guipavas to Orbetello | 860.58 mi (1,384.97 km) |
