| Portici to Ruzomberok | 619.83 mi (997.53 km) |
| Portici to Sabinov | 660.07 mi (1,062.28 km) |
| Portici to Sal'a | 535.50 mi (861.80 km) |
| Portici to Samorin | 518.97 mi (835.21 km) |
| Portici to Senec | 532.86 mi (857.56 km) |
| Portici to Senica | 562.94 mi (905.96 km) |
| Portici to Sered' | 542.23 mi (872.63 km) |
| Portici to Skalica | 571.94 mi (920.44 km) |
| Portici to Smizany | 638.04 mi (1,026.83 km) |
| Portici to Snina | 680.97 mi (1,095.91 km) |
| Portici to Spisska Nova Ves | 638.23 mi (1,027.14 km) |
| Portici to Stara L'ubovna | 662.56 mi (1,066.29 km) |
| Portici to Stara Tura | 573.70 mi (923.28 km) |
| Portici to Stropkov | 679.83 mi (1,094.09 km) |
| Portici to Stupava | 531.76 mi (855.79 km) |
