| Port Huron to Sentrupert | 4,486.68 mi (7,220.61 km) |
| Port Huron to Sevnica | 4,493.57 mi (7,231.70 km) |
| Port Huron to Sezana | 4,450.78 mi (7,162.84 km) |
| Port Huron to Skocjan | 4,497.33 mi (7,237.75 km) |
| Port Huron to Skofja Loka | 4,448.56 mi (7,159.26 km) |
| Port Huron to Skofljica | 4,466.62 mi (7,188.33 km) |
| Port Huron to Slovenj Gradec | 4,464.28 mi (7,184.57 km) |
| Port Huron to Slovenska Bistrica | 4,488.12 mi (7,222.93 km) |
| Port Huron to Slovenske Konjice | 4,484.49 mi (7,217.09 km) |
| Port Huron to Smarje | 4,492.68 mi (7,230.27 km) |
| Port Huron to Smarjeske Toplice | 4,496.49 mi (7,236.41 km) |
| Port Huron to Smartno | 4,474.55 mi (7,201.09 km) |
| Port Huron to Smartno | 4,469.90 mi (7,193.62 km) |
| Port Huron to Sodrazica | 4,478.09 mi (7,206.79 km) |
| Port Huron to Solcava | 4,453.14 mi (7,166.63 km) |
