| Port Huron to Schaffhausen | 4,168.21 mi (6,708.08 km) |
| Port Huron to Schlieren | 4,172.21 mi (6,714.52 km) |
| Port Huron to Schubelbach | 4,199.46 mi (6,758.38 km) |
| Port Huron to Schwyz | 4,194.46 mi (6,750.33 km) |
| Port Huron to Sierre | 4,176.87 mi (6,722.02 km) |
| Port Huron to Sion | 4,172.67 mi (6,715.26 km) |
| Port Huron to Solothurn | 4,142.80 mi (6,667.19 km) |
| Port Huron to Spiez | 4,167.90 mi (6,707.59 km) |
| Port Huron to Spreitenbach | 4,168.31 mi (6,708.24 km) |
| Port Huron to Stafa | 4,189.22 mi (6,741.90 km) |
| Port Huron to Stans | 4,185.10 mi (6,735.27 km) |
| Port Huron to Steffisburg | 4,163.46 mi (6,700.45 km) |
| Port Huron to Stegen | 4,181.94 mi (6,730.18 km) |
| Port Huron to Steinhaus | 4,181.23 mi (6,729.03 km) |
| Port Huron to Suhr | 4,158.60 mi (6,692.61 km) |
