| Boppard to Sevnica | 459.67 mi (739.77 km) |
| Boppard to Sezana | 426.64 mi (686.61 km) |
| Boppard to Skocjan | 464.00 mi (746.74 km) |
| Boppard to Skofja Loka | 417.32 mi (671.62 km) |
| Boppard to Skofljica | 435.55 mi (700.95 km) |
| Boppard to Slovenj Gradec | 428.93 mi (690.29 km) |
| Boppard to Slovenska Bistrica | 452.42 mi (728.10 km) |
| Boppard to Slovenske Konjice | 449.09 mi (722.74 km) |
| Boppard to Smarje | 457.45 mi (736.20 km) |
| Boppard to Smarjeske Toplice | 463.66 mi (746.18 km) |
| Boppard to Smartno | 441.94 mi (711.24 km) |
| Boppard to Smartno | 435.26 mi (700.48 km) |
| Boppard to Sodrazica | 448.52 mi (721.82 km) |
| Boppard to Solcava | 418.93 mi (674.20 km) |
| Boppard to Sostanj | 433.56 mi (697.75 km) |
