| Alpena to Schaffhausen | 4,115.93 mi (6,623.94 km) |
| Alpena to Schlieren | 4,120.85 mi (6,631.87 km) |
| Alpena to Schubelbach | 4,148.12 mi (6,675.76 km) |
| Alpena to Schwyz | 4,143.80 mi (6,668.81 km) |
| Alpena to Sierre | 4,129.19 mi (6,645.29 km) |
| Alpena to Sion | 4,125.34 mi (6,639.09 km) |
| Alpena to Solothurn | 4,092.89 mi (6,586.87 km) |
| Alpena to Spiez | 4,119.14 mi (6,629.12 km) |
| Alpena to Spreitenbach | 4,117.00 mi (6,625.67 km) |
| Alpena to Stafa | 4,137.94 mi (6,659.37 km) |
| Alpena to Stans | 4,134.93 mi (6,654.53 km) |
| Alpena to Steffisburg | 4,114.54 mi (6,621.71 km) |
| Alpena to Stegen | 4,130.05 mi (6,646.67 km) |
| Alpena to Steinhaus | 4,130.32 mi (6,647.10 km) |
| Alpena to Suhr | 4,107.70 mi (6,610.71 km) |
