| Rockville to Santarem | 3,573.99 mi (5,751.77 km) |
| Rockville to Santiago do Cacem | 3,606.89 mi (5,804.74 km) |
| Rockville to Santo Andre | 3,603.47 mi (5,799.23 km) |
| Rockville to Santo Tirso | 3,529.44 mi (5,680.08 km) |
| Rockville to Sao Bras de Alportel | 3,672.37 mi (5,910.11 km) |
| Rockville to Sao Felix da Marinha | 3,529.54 mi (5,680.25 km) |
| Rockville to Sao Joao da Madeira | 3,539.56 mi (5,696.37 km) |
| Rockville to Sao Joao de Ver | 3,535.09 mi (5,689.17 km) |
| Rockville to Sao Mamede de Infesta | 3,526.41 mi (5,675.20 km) |
| Rockville to Sao Pedro do Sul | 3,563.84 mi (5,735.45 km) |
| Rockville to Satao | 3,580.42 mi (5,762.13 km) |
| Rockville to Seia | 3,590.16 mi (5,777.81 km) |
| Rockville to Senhora da Hora | 3,524.30 mi (5,671.81 km) |
| Rockville to Serpa | 3,663.63 mi (5,896.04 km) |
| Rockville to Serta | 3,587.44 mi (5,773.43 km) |
