| Oxon Hill to Montalegre | 3,549.86 mi (5,712.94 km) |
| Oxon Hill to Montemor-o-Novo | 3,612.08 mi (5,813.09 km) |
| Oxon Hill to Montemor-o-Velho | 3,548.73 mi (5,711.13 km) |
| Oxon Hill to Montijo | 3,577.28 mi (5,757.08 km) |
| Oxon Hill to Mortagua | 3,563.81 mi (5,735.40 km) |
| Oxon Hill to Moura | 3,664.43 mi (5,897.33 km) |
| Oxon Hill to Murtosa | 3,536.62 mi (5,691.65 km) |
| Oxon Hill to Nazare | 3,544.66 mi (5,704.57 km) |
| Oxon Hill to Nelas | 3,580.32 mi (5,761.97 km) |
| Oxon Hill to Obidos | 3,546.52 mi (5,707.57 km) |
| Oxon Hill to Odemira | 3,620.83 mi (5,827.17 km) |
| Oxon Hill to Odivelas | 3,560.52 mi (5,730.11 km) |
| Oxon Hill to Oeiras | 3,556.59 mi (5,723.77 km) |
| Oxon Hill to Olhao | 3,676.34 mi (5,916.50 km) |
| Oxon Hill to Oliveira de Azemeis | 3,541.61 mi (5,699.67 km) |
