| Boston to Somersworth (New Hampshire) | 3,199.31 mi (5,148.78 km) |
| Boston to Somerton (Arizona) | 5,347.04 mi (8,605.24 km) |
| Boston to Somerville (Massachusetts) | 3,244.94 mi (5,222.22 km) |
| Boston to Somerville (New Jersey) | 3,464.94 mi (5,576.28 km) |
| Boston to Sonoma (California) | 5,254.11 mi (8,455.68 km) |
| Boston to Soquel (California) | 5,315.49 mi (8,554.45 km) |
| Boston to South Bend (Indiana) | 3,864.02 mi (6,218.54 km) |
| Boston to South Bradenton (Florida) | 4,426.49 mi (7,123.75 km) |
| Boston to South Burlington (Vermont) | 3,239.61 mi (5,213.65 km) |
| Boston to South Charleston (West Virginia) | 3,848.62 mi (6,193.75 km) |
| Boston to South Daytona (Florida) | 4,274.80 mi (6,879.63 km) |
| Boston to South El Monte (California) | 5,370.44 mi (8,642.89 km) |
| Boston to South Elgin (Illinois) | 3,925.03 mi (6,316.73 km) |
| Boston to South Euclid (Ohio) | 3,691.31 mi (5,940.58 km) |
| Boston to South Farmingdale (New York) | 3,412.09 mi (5,491.22 km) |
