| Madison to Santarem | 4,037.89 mi (6,498.35 km) |
| Madison to Santiago do Cacem | 4,082.49 mi (6,570.14 km) |
| Madison to Santo Andre | 4,078.96 mi (6,564.45 km) |
| Madison to Santo Tirso | 3,971.46 mi (6,391.44 km) |
| Madison to Sao Bras de Alportel | 4,152.71 mi (6,683.13 km) |
| Madison to Sao Felix da Marinha | 3,975.24 mi (6,397.53 km) |
| Madison to Sao Joao da Madeira | 3,986.13 mi (6,415.06 km) |
| Madison to Sao Joao de Ver | 3,981.32 mi (6,407.31 km) |
| Madison to Sao Mamede de Infesta | 3,970.31 mi (6,389.60 km) |
| Madison to Sao Pedro do Sul | 4,010.26 mi (6,453.90 km) |
| Madison to Satao | 4,025.71 mi (6,478.76 km) |
| Madison to Seia | 4,038.46 mi (6,499.27 km) |
| Madison to Senhora da Hora | 3,968.54 mi (6,386.75 km) |
| Madison to Serpa | 4,135.46 mi (6,655.38 km) |
| Madison to Serta | 4,043.48 mi (6,507.35 km) |
