| Alton to Sugar Hill (Georgia) | 4,148.82 mi (6,676.87 km) |
| Alton to Sugar Land (Texas) | 4,843.79 mi (7,795.33 km) |
| Alton to Sugarland Run (Virginia) | 3,646.04 mi (5,867.73 km) |
| Alton to Sugarmill Woods (Florida) | 4,346.50 mi (6,995.02 km) |
| Alton to Suisun City (California) | 5,307.18 mi (8,541.08 km) |
| Alton to Suitland (Maryland) | 3,635.44 mi (5,850.67 km) |
| Alton to Sulphur (Louisiana) | 4,719.79 mi (7,595.77 km) |
| Alton to Sulphur Springs (Texas) | 4,661.02 mi (7,501.19 km) |
| Alton to Summerfield (Maryland) | 3,630.74 mi (5,843.11 km) |
| Alton to Summerfield (North Carolina) | 3,878.80 mi (6,242.32 km) |
| Alton to Summerlin South (Nevada) | 5,217.40 mi (8,396.60 km) |
| Alton to Summerville (South Carolina) | 4,040.90 mi (6,503.20 km) |
| Alton to Summit (Illinois) | 3,937.73 mi (6,337.16 km) |
| Alton to Summit (New Jersey) | 3,448.73 mi (5,550.20 km) |
| Alton to Sumner (Washington) | 4,800.64 mi (7,725.88 km) |
