| Southwater to Santarem | 908.90 mi (1,462.74 km) |
| Southwater to Santiago do Cacem | 986.80 mi (1,588.11 km) |
| Southwater to Santo Andre | 985.68 mi (1,586.30 km) |
| Southwater to Santo Tirso | 772.87 mi (1,243.81 km) |
| Southwater to Sao Bras de Alportel | 1,027.55 mi (1,653.68 km) |
| Southwater to Sao Felix da Marinha | 794.98 mi (1,279.39 km) |
| Southwater to Sao Joao da Madeira | 800.29 mi (1,287.94 km) |
| Southwater to Sao Joao de Ver | 798.22 mi (1,284.61 km) |
| Southwater to Sao Mamede de Infesta | 784.22 mi (1,262.09 km) |
| Southwater to Sao Pedro do Sul | 799.92 mi (1,287.35 km) |
| Southwater to Satao | 793.76 mi (1,277.43 km) |
| Southwater to Seia | 812.82 mi (1,308.11 km) |
| Southwater to Senhora da Hora | 786.30 mi (1,265.43 km) |
| Southwater to Serpa | 970.56 mi (1,561.96 km) |
| Southwater to Serta | 860.60 mi (1,385.00 km) |
