| Gafanha da Nazare to Orbetello | 1,035.65 mi (1,666.72 km) |
| Gafanha da Nazare to Oria | 1,377.69 mi (2,217.17 km) |
| Gafanha da Nazare to Oristano | 912.24 mi (1,468.11 km) |
| Gafanha da Nazare to Orta Nova | 1,270.70 mi (2,044.99 km) |
| Gafanha da Nazare to Orte | 1,095.48 mi (1,763.00 km) |
| Gafanha da Nazare to Ortona | 1,198.37 mi (1,928.59 km) |
| Gafanha da Nazare to Orvieto | 1,081.46 mi (1,740.44 km) |
| Gafanha da Nazare to Orzinuovi | 995.12 mi (1,601.49 km) |
| Gafanha da Nazare to Osimo | 1,152.00 mi (1,853.96 km) |
| Gafanha da Nazare to Ospitaletto | 1,004.13 mi (1,615.99 km) |
| Gafanha da Nazare to Ostuni | 1,372.65 mi (2,209.07 km) |
| Gafanha da Nazare to Ottaviano | 1,210.57 mi (1,948.22 km) |
| Gafanha da Nazare to Ovada | 922.68 mi (1,484.90 km) |
| Gafanha da Nazare to Ozieri | 927.75 mi (1,493.07 km) |
| Gafanha da Nazare to Paceco | 1,148.54 mi (1,848.40 km) |
