| Alpena to Sudbury | 3,659.15 mi (5,888.84 km) |
| Alpena to Sunbury | 3,635.92 mi (5,851.45 km) |
| Alpena to Sunderland | 3,492.70 mi (5,620.96 km) |
| Alpena to Sunninghill | 3,627.80 mi (5,838.39 km) |
| Alpena to Surbiton | 3,641.32 mi (5,860.13 km) |
| Alpena to Sutton | 3,646.45 mi (5,868.39 km) |
| Alpena to Sutton Coldfield | 3,546.94 mi (5,708.24 km) |
| Alpena to Sutton in Ashfield | 3,550.57 mi (5,714.10 km) |
| Alpena to Sutton on Hull | 3,565.58 mi (5,738.25 km) |
| Alpena to Swadlincote | 3,550.36 mi (5,713.75 km) |
| Alpena to Swallownest | 3,540.92 mi (5,698.57 km) |
| Alpena to Swanage | 3,603.35 mi (5,799.03 km) |
| Alpena to Swindon | 3,579.87 mi (5,761.24 km) |
| Alpena to Swinton | 3,537.48 mi (5,693.02 km) |
| Alpena to Swinton | 3,498.78 mi (5,630.74 km) |
