| Macedo de Cavaleiros to Orbetello | 933.57 mi (1,502.44 km) |
| Macedo de Cavaleiros to Oria | 1,279.77 mi (2,059.59 km) |
| Macedo de Cavaleiros to Oristano | 821.03 mi (1,321.31 km) |
| Macedo de Cavaleiros to Orta Nova | 1,171.12 mi (1,884.74 km) |
| Macedo de Cavaleiros to Orte | 993.28 mi (1,598.53 km) |
| Macedo de Cavaleiros to Ortona | 1,096.30 mi (1,764.32 km) |
| Macedo de Cavaleiros to Orvieto | 978.55 mi (1,574.82 km) |
| Macedo de Cavaleiros to Orzinuovi | 886.19 mi (1,426.19 km) |
| Macedo de Cavaleiros to Osimo | 1,047.20 mi (1,685.30 km) |
| Macedo de Cavaleiros to Ospitaletto | 895.02 mi (1,440.39 km) |
| Macedo de Cavaleiros to Ostuni | 1,274.13 mi (2,050.51 km) |
| Macedo de Cavaleiros to Ottaviano | 1,112.76 mi (1,790.81 km) |
| Macedo de Cavaleiros to Ovada | 814.69 mi (1,311.12 km) |
| Macedo de Cavaleiros to Ozieri | 833.09 mi (1,340.72 km) |
| Macedo de Cavaleiros to Paceco | 1,062.50 mi (1,709.93 km) |
