| Boston to Shoreview (Minnesota) | 3,949.55 mi (6,356.19 km) |
| Boston to Shorewood (Illinois) | 3,944.15 mi (6,347.49 km) |
| Boston to Shorewood (Wisconsin) | 3,856.79 mi (6,206.91 km) |
| Boston to Short Hills (New Jersey) | 3,446.13 mi (5,546.01 km) |
| Boston to Short Pump (Virginia) | 3,719.66 mi (5,986.22 km) |
| Boston to Show Low (Arizona) | 5,098.33 mi (8,204.98 km) |
| Boston to Shreveport (Louisiana) | 4,610.40 mi (7,419.73 km) |
| Boston to Sicklerville (New Jersey) | 3,517.71 mi (5,661.20 km) |
| Boston to Sidney (Ohio) | 3,850.48 mi (6,196.75 km) |
| Boston to Sierra Madre (California) | 5,363.58 mi (8,631.85 km) |
| Boston to Sierra Vista (Arizona) | 5,259.21 mi (8,463.88 km) |
| Boston to Sierra Vista Southeast (Arizona) | 5,262.01 mi (8,468.39 km) |
| Boston to Signal Hill (California) | 5,388.46 mi (8,671.88 km) |
| Boston to Sikeston (Missouri) | 4,223.62 mi (6,797.26 km) |
| Boston to Siloam Springs (Arkansas) | 4,445.05 mi (7,153.62 km) |
