| Sierpc to Queluz | 1,682.86 mi (2,708.31 km) |
| Sierpc to Reguengos de Monsaraz | 1,634.09 mi (2,629.82 km) |
| Sierpc to Resende | 1,521.01 mi (2,447.83 km) |
| Sierpc to Ribeira Brava | 2,286.93 mi (3,680.45 km) |
| Sierpc to Ribeira Grande | 2,378.16 mi (3,827.28 km) |
| Sierpc to Rio de Mouro | 1,684.54 mi (2,711.01 km) |
| Sierpc to Rio Maior | 1,641.91 mi (2,642.40 km) |
| Sierpc to Rio Tinto | 1,540.95 mi (2,479.92 km) |
| Sierpc to Sabugal | 1,522.49 mi (2,450.22 km) |
| Sierpc to Sacavem | 1,674.62 mi (2,695.05 km) |
| Sierpc to Salvaterra de Magos | 1,651.52 mi (2,657.86 km) |
| Sierpc to Santa Comba Dao | 1,559.75 mi (2,510.17 km) |
| Sierpc to Santa Cruz | 2,277.33 mi (3,665.01 km) |
| Sierpc to Santa Iria da Azoia | 1,671.43 mi (2,689.91 km) |
| Sierpc to Santarem | 1,637.26 mi (2,634.92 km) |
