| Sierpc to San Giovanni Lupatoto | 647.77 mi (1,042.49 km) |
| Sierpc to San Giovanni Rotondo | 794.06 mi (1,277.92 km) |
| Sierpc to San Giovanni Valdarno | 743.74 mi (1,196.94 km) |
| Sierpc to San Giuliano Milanese | 696.92 mi (1,121.58 km) |
| Sierpc to San Giuliano Terme | 758.11 mi (1,220.06 km) |
| Sierpc to San Giuseppe Iato | 1,076.43 mi (1,732.35 km) |
| Sierpc to San Giuseppe Vesuviano | 867.05 mi (1,395.38 km) |
| Sierpc to San Giustino | 730.21 mi (1,175.16 km) |
| Sierpc to San Gregorio di Catania | 1,080.64 mi (1,739.11 km) |
| Sierpc to San Lazzaro di Savena | 691.71 mi (1,113.21 km) |
| Sierpc to San Marco in Lamis | 794.34 mi (1,278.36 km) |
| Sierpc to San Martino Buon Albergo | 644.06 mi (1,036.51 km) |
| Sierpc to San Martino di Lupari | 610.19 mi (982.00 km) |
| Sierpc to San Marzano di San Giuseppe | 865.07 mi (1,392.20 km) |
| Sierpc to San Marzano sul Sarno | 870.08 mi (1,400.26 km) |
