| Olympia Heights to Montalegre | 4,187.60 mi (6,739.29 km) |
| Olympia Heights to Montemor-o-Novo | 4,204.44 mi (6,766.39 km) |
| Olympia Heights to Montemor-o-Velho | 4,160.98 mi (6,696.45 km) |
| Olympia Heights to Montijo | 4,167.80 mi (6,707.42 km) |
| Olympia Heights to Mortagua | 4,181.16 mi (6,728.93 km) |
| Olympia Heights to Moura | 4,252.16 mi (6,843.19 km) |
| Olympia Heights to Murtosa | 4,156.96 mi (6,689.98 km) |
| Olympia Heights to Nazare | 4,147.70 mi (6,675.08 km) |
| Olympia Heights to Nelas | 4,199.99 mi (6,759.23 km) |
| Olympia Heights to Obidos | 4,145.83 mi (6,672.06 km) |
| Olympia Heights to Odemira | 4,196.48 mi (6,753.58 km) |
| Olympia Heights to Odivelas | 4,151.63 mi (6,681.40 km) |
| Olympia Heights to Oeiras | 4,145.70 mi (6,671.85 km) |
| Olympia Heights to Olhao | 4,246.92 mi (6,834.76 km) |
| Olympia Heights to Oliveira de Azemeis | 4,163.89 mi (6,701.14 km) |
