| Grenchen to Sierpc | 670.28 mi (1,078.71 km) |
| Grenchen to Skarzysko-Kamienna | 667.20 mi (1,073.75 km) |
| Grenchen to Skawina | 599.42 mi (964.67 km) |
| Grenchen to Skierniewice | 658.49 mi (1,059.73 km) |
| Grenchen to Skoczow | 551.23 mi (887.12 km) |
| Grenchen to Skwierzyna | 518.80 mi (834.92 km) |
| Grenchen to Slawno | 638.92 mi (1,028.25 km) |
| Grenchen to Slubice | 478.56 mi (770.17 km) |
| Grenchen to Slupca | 584.85 mi (941.22 km) |
| Grenchen to Slupsk | 654.10 mi (1,052.68 km) |
| Grenchen to Sochaczew | 669.65 mi (1,077.69 km) |
| Grenchen to Sokolka | 827.45 mi (1,331.66 km) |
| Grenchen to Sokolow Podlaski | 751.95 mi (1,210.15 km) |
| Grenchen to Solec Kujawski | 628.18 mi (1,010.96 km) |
| Grenchen to Sopot | 697.93 mi (1,123.21 km) |
