| Boston to Sugar Hill (Georgia) | 4,147.86 mi (6,675.34 km) |
| Boston to Sugar Land (Texas) | 4,832.24 mi (7,776.74 km) |
| Boston to Sugarland Run (Virginia) | 3,645.33 mi (5,866.59 km) |
| Boston to Sugarmill Woods (Florida) | 4,357.86 mi (7,013.30 km) |
| Boston to Suisun City (California) | 5,243.80 mi (8,439.07 km) |
| Boston to Suitland (Maryland) | 3,635.80 mi (5,851.26 km) |
| Boston to Sulphur (Louisiana) | 4,710.89 mi (7,581.44 km) |
| Boston to Sulphur Springs (Texas) | 4,643.75 mi (7,473.40 km) |
| Boston to Summerfield (Maryland) | 3,631.07 mi (5,843.64 km) |
| Boston to Summerfield (North Carolina) | 3,880.22 mi (6,244.62 km) |
| Boston to Summerlin South (Nevada) | 5,166.03 mi (8,313.93 km) |
| Boston to Summerville (South Carolina) | 4,048.18 mi (6,514.92 km) |
| Boston to Summit (Illinois) | 3,916.30 mi (6,302.67 km) |
| Boston to Summit (New Jersey) | 3,448.65 mi (5,550.07 km) |
| Boston to Sumner (Washington) | 4,726.76 mi (7,606.99 km) |
