| Boynton Beach to Montalegre | 4,142.57 mi (6,666.82 km) |
| Boynton Beach to Montemor-o-Novo | 4,161.81 mi (6,697.78 km) |
| Boynton Beach to Montemor-o-Velho | 4,117.25 mi (6,626.07 km) |
| Boynton Beach to Montijo | 4,125.22 mi (6,638.90 km) |
| Boynton Beach to Mortagua | 4,137.19 mi (6,658.16 km) |
| Boynton Beach to Moura | 4,209.83 mi (6,775.06 km) |
| Boynton Beach to Murtosa | 4,112.80 mi (6,618.91 km) |
| Boynton Beach to Nazare | 4,104.44 mi (6,605.46 km) |
| Boynton Beach to Nelas | 4,155.91 mi (6,688.30 km) |
| Boynton Beach to Obidos | 4,102.76 mi (6,602.75 km) |
| Boynton Beach to Odemira | 4,154.73 mi (6,686.38 km) |
| Boynton Beach to Odivelas | 4,109.00 mi (6,612.80 km) |
| Boynton Beach to Oeiras | 4,103.17 mi (6,603.41 km) |
| Boynton Beach to Olhao | 4,205.50 mi (6,768.10 km) |
| Boynton Beach to Oliveira de Azemeis | 4,119.64 mi (6,629.92 km) |
