| Buckeye to Montalegre | 5,388.99 mi (8,672.74 km) |
| Buckeye to Montemor-o-Novo | 5,494.99 mi (8,843.34 km) |
| Buckeye to Montemor-o-Velho | 5,415.14 mi (8,714.83 km) |
| Buckeye to Montijo | 5,463.32 mi (8,792.37 km) |
| Buckeye to Mortagua | 5,424.34 mi (8,729.63 km) |
| Buckeye to Moura | 5,549.48 mi (8,931.02 km) |
| Buckeye to Murtosa | 5,395.32 mi (8,682.93 km) |
| Buckeye to Nazare | 5,420.31 mi (8,723.15 km) |
| Buckeye to Nelas | 5,437.67 mi (8,751.08 km) |
| Buckeye to Obidos | 5,425.66 mi (8,731.75 km) |
| Buckeye to Odemira | 5,518.32 mi (8,880.88 km) |
| Buckeye to Odivelas | 5,446.70 mi (8,765.62 km) |
| Buckeye to Oeiras | 5,444.74 mi (8,762.47 km) |
| Buckeye to Olhao | 5,576.06 mi (8,973.81 km) |
| Buckeye to Oliveira de Azemeis | 5,398.03 mi (8,687.28 km) |
