| Euclid to Montalegre | 3,676.77 mi (5,917.19 km) |
| Euclid to Montemor-o-Novo | 3,757.28 mi (6,046.75 km) |
| Euclid to Montemor-o-Velho | 3,686.61 mi (5,933.02 km) |
| Euclid to Montijo | 3,723.67 mi (5,992.66 km) |
| Euclid to Mortagua | 3,699.35 mi (5,953.53 km) |
| Euclid to Moura | 3,810.80 mi (6,132.89 km) |
| Euclid to Murtosa | 3,671.26 mi (5,908.32 km) |
| Euclid to Nazare | 3,686.40 mi (5,932.68 km) |
| Euclid to Nelas | 3,714.66 mi (5,978.17 km) |
| Euclid to Obidos | 3,689.76 mi (5,938.09 km) |
| Euclid to Odemira | 3,772.50 mi (6,071.25 km) |
| Euclid to Odivelas | 3,706.89 mi (5,965.66 km) |
| Euclid to Oeiras | 3,703.80 mi (5,960.69 km) |
| Euclid to Olhao | 3,829.26 mi (6,162.59 km) |
| Euclid to Oliveira de Azemeis | 3,675.35 mi (5,914.90 km) |
