| Elk River to Montalegre | 4,086.67 mi (6,576.86 km) |
| Elk River to Montemor-o-Novo | 4,197.13 mi (6,754.63 km) |
| Elk River to Montemor-o-Velho | 4,115.22 mi (6,622.80 km) |
| Elk River to Montijo | 4,166.11 mi (6,704.70 km) |
| Elk River to Mortagua | 4,123.72 mi (6,636.48 km) |
| Elk River to Moura | 4,251.76 mi (6,842.55 km) |
| Elk River to Murtosa | 4,094.58 mi (6,589.60 km) |
| Elk River to Nazare | 4,121.60 mi (6,633.07 km) |
| Elk River to Nelas | 4,136.69 mi (6,657.35 km) |
| Elk River to Obidos | 4,127.45 mi (6,642.49 km) |
| Elk River to Odemira | 4,223.06 mi (6,796.36 km) |
| Elk River to Odivelas | 4,149.58 mi (6,678.10 km) |
| Elk River to Oeiras | 4,147.98 mi (6,675.53 km) |
| Elk River to Olhao | 4,281.02 mi (6,889.64 km) |
| Elk River to Oliveira de Azemeis | 4,097.05 mi (6,593.57 km) |
