| Guillena to Noventa Vicentina | 1,053.52 mi (1,695.48 km) |
| Guillena to Novi di Modena | 1,014.33 mi (1,632.40 km) |
| Guillena to Novi Ligure | 917.08 mi (1,475.89 km) |
| Guillena to Nuoro | 847.77 mi (1,364.35 km) |
| Guillena to Occhiobello | 1,045.60 mi (1,682.74 km) |
| Guillena to Oderzo | 1,110.00 mi (1,786.37 km) |
| Guillena to Oggiono | 975.46 mi (1,569.85 km) |
| Guillena to Olbia | 863.17 mi (1,389.14 km) |
| Guillena to Oleggio | 939.26 mi (1,511.59 km) |
| Guillena to Olgiate Comasco | 959.58 mi (1,544.29 km) |
| Guillena to Olgiate Olona | 950.80 mi (1,530.16 km) |
| Guillena to Omegna | 940.17 mi (1,513.05 km) |
| Guillena to Opera | 956.15 mi (1,538.77 km) |
| Guillena to Oppeano | 1,038.55 mi (1,671.38 km) |
| Guillena to Orbassano | 872.44 mi (1,404.06 km) |
