| Whitehall to Montalegre | 3,791.87 mi (6,102.42 km) |
| Whitehall to Montemor-o-Novo | 3,867.90 mi (6,224.79 km) |
| Whitehall to Montemor-o-Velho | 3,799.07 mi (6,114.01 km) |
| Whitehall to Montijo | 3,833.95 mi (6,170.15 km) |
| Whitehall to Mortagua | 3,812.40 mi (6,135.47 km) |
| Whitehall to Moura | 3,921.15 mi (6,310.48 km) |
| Whitehall to Murtosa | 3,784.51 mi (6,090.58 km) |
| Whitehall to Nazare | 3,797.87 mi (6,112.09 km) |
| Whitehall to Nelas | 3,828.02 mi (6,160.60 km) |
| Whitehall to Obidos | 3,800.85 mi (6,116.88 km) |
| Whitehall to Odemira | 3,881.38 mi (6,246.48 km) |
| Whitehall to Odivelas | 3,817.16 mi (6,143.13 km) |
| Whitehall to Oeiras | 3,813.85 mi (6,137.79 km) |
| Whitehall to Olhao | 3,937.83 mi (6,337.33 km) |
| Whitehall to Oliveira de Azemeis | 3,788.82 mi (6,097.52 km) |
