| Cheam to Montalegre | 749.92 mi (1,206.88 km) |
| Cheam to Montemor-o-Novo | 959.97 mi (1,544.92 km) |
| Cheam to Montemor-o-Velho | 873.25 mi (1,405.35 km) |
| Cheam to Montijo | 971.67 mi (1,563.76 km) |
| Cheam to Mortagua | 846.64 mi (1,362.53 km) |
| Cheam to Moura | 979.33 mi (1,576.08 km) |
| Cheam to Murtosa | 836.74 mi (1,346.61 km) |
| Cheam to Nazare | 917.32 mi (1,476.28 km) |
| Cheam to Nelas | 833.23 mi (1,340.95 km) |
| Cheam to Obidos | 934.53 mi (1,503.99 km) |
| Cheam to Odemira | 1,036.90 mi (1,668.72 km) |
| Cheam to Odivelas | 970.83 mi (1,562.40 km) |
| Cheam to Oeiras | 980.57 mi (1,578.07 km) |
| Cheam to Olhao | 1,058.68 mi (1,703.78 km) |
| Cheam to Oliveira de Azemeis | 826.50 mi (1,330.13 km) |
