| Opovo to Santarem | 1,535.66 mi (2,471.40 km) |
| Opovo to Santiago do Cacem | 1,573.19 mi (2,531.80 km) |
| Opovo to Santo Andre | 1,574.55 mi (2,534.00 km) |
| Opovo to Santo Tirso | 1,470.00 mi (2,365.74 km) |
| Opovo to Sao Bras de Alportel | 1,562.24 mi (2,514.18 km) |
| Opovo to Sao Felix da Marinha | 1,484.76 mi (2,389.50 km) |
| Opovo to Sao Joao da Madeira | 1,481.56 mi (2,384.34 km) |
| Opovo to Sao Joao de Ver | 1,483.20 mi (2,386.97 km) |
| Opovo to Sao Mamede de Infesta | 1,479.66 mi (2,381.28 km) |
| Opovo to Sao Pedro do Sul | 1,464.60 mi (2,357.05 km) |
| Opovo to Satao | 1,448.76 mi (2,331.55 km) |
| Opovo to Seia | 1,455.19 mi (2,341.90 km) |
| Opovo to Senhora da Hora | 1,482.48 mi (2,385.82 km) |
| Opovo to Serpa | 1,522.31 mi (2,449.91 km) |
| Opovo to Serta | 1,491.18 mi (2,399.83 km) |
