| Erie to Montalegre | 3,593.97 mi (5,783.93 km) |
| Erie to Montemor-o-Novo | 3,674.63 mi (5,913.74 km) |
| Erie to Montemor-o-Velho | 3,603.86 mi (5,799.85 km) |
| Erie to Montijo | 3,641.04 mi (5,859.69 km) |
| Erie to Mortagua | 3,616.58 mi (5,820.32 km) |
| Erie to Moura | 3,728.17 mi (5,999.91 km) |
| Erie to Murtosa | 3,588.48 mi (5,775.10 km) |
| Erie to Nazare | 3,603.70 mi (5,799.59 km) |
| Erie to Nelas | 3,631.88 mi (5,844.94 km) |
| Erie to Obidos | 3,607.08 mi (5,805.03 km) |
| Erie to Odemira | 3,689.99 mi (5,938.47 km) |
| Erie to Odivelas | 3,624.26 mi (5,832.69 km) |
| Erie to Oeiras | 3,621.19 mi (5,827.75 km) |
| Erie to Olhao | 3,746.78 mi (6,029.86 km) |
| Erie to Oliveira de Azemeis | 3,592.56 mi (5,781.67 km) |
