| Sierpc to Santa Venerina | 1,072.55 mi (1,726.10 km) |
| Sierpc to Santeramo in Colle | 845.87 mi (1,361.29 km) |
| Sierpc to Santo Stefano di Magra | 748.38 mi (1,204.40 km) |
| Sierpc to Santo Stino di Livenza | 585.06 mi (941.57 km) |
| Sierpc to Sarezzo | 656.11 mi (1,055.91 km) |
| Sierpc to Sarno | 866.65 mi (1,394.74 km) |
| Sierpc to Saronno | 692.34 mi (1,114.21 km) |
| Sierpc to Sarzana | 750.01 mi (1,207.03 km) |
| Sierpc to Sassari | 988.14 mi (1,590.26 km) |
| Sierpc to Sasso Marconi | 699.82 mi (1,126.25 km) |
| Sierpc to Sassuolo | 702.63 mi (1,130.77 km) |
| Sierpc to Sava | 868.13 mi (1,397.11 km) |
| Sierpc to Saviano | 861.25 mi (1,386.05 km) |
| Sierpc to Savigliano | 787.89 mi (1,267.98 km) |
| Sierpc to Savignano sul Panaro | 700.30 mi (1,127.03 km) |
