| Alpena to Snodland | 3,672.08 mi (5,909.65 km) |
| Alpena to Soham | 3,634.99 mi (5,849.95 km) |
| Alpena to Solihull | 3,553.23 mi (5,718.37 km) |
| Alpena to Sompting | 3,658.58 mi (5,887.92 km) |
| Alpena to South Hayling | 3,635.50 mi (5,850.77 km) |
| Alpena to South Normanton | 3,548.08 mi (5,710.09 km) |
| Alpena to South Ockendon | 3,660.00 mi (5,890.20 km) |
| Alpena to South Shields | 3,488.34 mi (5,613.94 km) |
| Alpena to Southall | 3,634.78 mi (5,849.61 km) |
| Alpena to Southampton | 3,615.32 mi (5,818.29 km) |
| Alpena to Southborough | 3,670.77 mi (5,907.53 km) |
| Alpena to Southbourne | 3,605.95 mi (5,803.21 km) |
| Alpena to Southend | 3,674.68 mi (5,913.82 km) |
| Alpena to Southgate | 3,640.41 mi (5,858.67 km) |
| Alpena to Southport | 3,470.15 mi (5,584.67 km) |
