| Silleda to Montalegre | 64.66 mi (104.06 km) |
| Silleda to Montemor-o-Novo | 279.83 mi (450.34 km) |
| Silleda to Montemor-o-Velho | 176.58 mi (284.18 km) |
| Silleda to Montijo | 279.71 mi (450.16 km) |
| Silleda to Mortagua | 156.61 mi (252.05 km) |
| Silleda to Moura | 318.20 mi (512.10 km) |
| Silleda to Murtosa | 137.44 mi (221.19 km) |
| Silleda to Nazare | 218.53 mi (351.69 km) |
| Silleda to Nelas | 152.14 mi (244.85 km) |
| Silleda to Obidos | 235.87 mi (379.60 km) |
| Silleda to Odemira | 354.16 mi (569.96 km) |
| Silleda to Odivelas | 274.63 mi (441.98 km) |
| Silleda to Oeiras | 283.26 mi (455.87 km) |
| Silleda to Olhao | 392.59 mi (631.81 km) |
| Silleda to Oliveira de Azemeis | 129.12 mi (207.79 km) |
