| Holbeach to Montalegre | 841.06 mi (1,353.56 km) |
| Holbeach to Montemor-o-Novo | 1,053.81 mi (1,695.94 km) |
| Holbeach to Montemor-o-Velho | 964.59 mi (1,552.35 km) |
| Holbeach to Montijo | 1,064.21 mi (1,712.68 km) |
| Holbeach to Mortagua | 938.63 mi (1,510.58 km) |
| Holbeach to Moura | 1,074.83 mi (1,729.77 km) |
| Holbeach to Murtosa | 927.45 mi (1,492.58 km) |
| Holbeach to Nazare | 1,008.52 mi (1,623.06 km) |
| Holbeach to Nelas | 925.95 mi (1,490.17 km) |
| Holbeach to Obidos | 1,025.84 mi (1,650.92 km) |
| Holbeach to Odemira | 1,130.86 mi (1,819.95 km) |
| Holbeach to Odivelas | 1,062.71 mi (1,710.27 km) |
| Holbeach to Oeiras | 1,072.29 mi (1,725.69 km) |
| Holbeach to Olhao | 1,154.26 mi (1,857.59 km) |
| Holbeach to Oliveira de Azemeis | 917.43 mi (1,476.46 km) |
