| Oliveira de Azemeis to Noventa Vicentina | 1,052.48 mi (1,693.81 km) |
| Oliveira de Azemeis to Novi di Modena | 1,017.61 mi (1,637.68 km) |
| Oliveira de Azemeis to Novi Ligure | 913.94 mi (1,470.84 km) |
| Oliveira de Azemeis to Nuoro | 933.63 mi (1,502.53 km) |
| Oliveira de Azemeis to Occhiobello | 1,050.80 mi (1,691.10 km) |
| Oliveira de Azemeis to Oderzo | 1,104.27 mi (1,777.16 km) |
| Oliveira de Azemeis to Oggiono | 956.48 mi (1,539.30 km) |
| Oliveira de Azemeis to Olbia | 937.40 mi (1,508.60 km) |
| Oliveira de Azemeis to Oleggio | 919.80 mi (1,480.28 km) |
| Oliveira de Azemeis to Olgiate Comasco | 938.62 mi (1,510.57 km) |
| Oliveira de Azemeis to Olgiate Olona | 932.07 mi (1,500.03 km) |
| Oliveira de Azemeis to Omegna | 914.46 mi (1,471.67 km) |
| Oliveira de Azemeis to Opera | 943.60 mi (1,518.57 km) |
| Oliveira de Azemeis to Oppeano | 1,035.94 mi (1,667.18 km) |
| Oliveira de Azemeis to Orbassano | 858.00 mi (1,380.81 km) |
