| Highlands Ranch to Montalegre | 4,791.38 mi (7,710.97 km) |
| Highlands Ranch to Montemor-o-Novo | 4,900.50 mi (7,886.59 km) |
| Highlands Ranch to Montemor-o-Velho | 4,819.31 mi (7,755.93 km) |
| Highlands Ranch to Montijo | 4,869.23 mi (7,836.26 km) |
| Highlands Ranch to Mortagua | 4,828.03 mi (7,769.96 km) |
| Highlands Ranch to Moura | 4,955.08 mi (7,974.44 km) |
| Highlands Ranch to Murtosa | 4,798.93 mi (7,723.13 km) |
| Highlands Ranch to Nazare | 4,825.27 mi (7,765.53 km) |
| Highlands Ranch to Nelas | 4,841.10 mi (7,791.00 km) |
| Highlands Ranch to Obidos | 4,830.94 mi (7,774.65 km) |
| Highlands Ranch to Odemira | 4,925.41 mi (7,926.68 km) |
| Highlands Ranch to Odivelas | 4,852.66 mi (7,809.60 km) |
| Highlands Ranch to Oeiras | 4,850.92 mi (7,806.80 km) |
| Highlands Ranch to Olhao | 4,983.29 mi (8,019.83 km) |
| Highlands Ranch to Oliveira de Azemeis | 4,801.47 mi (7,727.21 km) |
