| Calne to Montalegre | 718.26 mi (1,155.93 km) |
| Calne to Montemor-o-Novo | 933.31 mi (1,502.02 km) |
| Calne to Montemor-o-Velho | 841.73 mi (1,354.63 km) |
| Calne to Montijo | 942.29 mi (1,516.47 km) |
| Calne to Mortagua | 816.39 mi (1,313.86 km) |
| Calne to Moura | 956.58 mi (1,539.47 km) |
| Calne to Murtosa | 804.14 mi (1,294.13 km) |
| Calne to Nazare | 885.49 mi (1,425.06 km) |
| Calne to Nelas | 804.44 mi (1,294.63 km) |
| Calne to Obidos | 902.85 mi (1,453.00 km) |
| Calne to Odemira | 1,010.41 mi (1,626.10 km) |
| Calne to Odivelas | 940.18 mi (1,513.08 km) |
| Calne to Oeiras | 949.61 mi (1,528.25 km) |
| Calne to Olhao | 1,036.00 mi (1,667.29 km) |
| Calne to Oliveira de Azemeis | 794.31 mi (1,278.31 km) |
