| Bithlo to Montalegre | 4,114.67 mi (6,621.92 km) |
| Bithlo to Montemor-o-Novo | 4,143.65 mi (6,668.56 km) |
| Bithlo to Montemor-o-Velho | 4,094.76 mi (6,589.88 km) |
| Bithlo to Montijo | 4,107.33 mi (6,610.10 km) |
| Bithlo to Mortagua | 4,113.67 mi (6,620.32 km) |
| Bithlo to Moura | 4,192.79 mi (6,747.65 km) |
| Bithlo to Murtosa | 4,088.57 mi (6,579.92 km) |
| Bithlo to Nazare | 4,083.85 mi (6,572.33 km) |
| Bithlo to Nelas | 4,131.96 mi (6,649.76 km) |
| Bithlo to Obidos | 4,082.95 mi (6,570.88 km) |
| Bithlo to Odemira | 4,140.00 mi (6,662.69 km) |
| Bithlo to Odivelas | 4,090.93 mi (6,583.71 km) |
| Bithlo to Oeiras | 4,085.49 mi (6,574.96 km) |
| Bithlo to Olhao | 4,191.99 mi (6,746.36 km) |
| Bithlo to Oliveira de Azemeis | 4,095.02 mi (6,590.29 km) |
