| Waltham to Southchase (Florida) | 1,122.21 mi (1,806.02 km) |
| Waltham to Southern Pines (North Carolina) | 662.97 mi (1,066.95 km) |
| Waltham to Southfield (Michigan) | 612.39 mi (985.55 km) |
| Waltham to Southgate (Michigan) | 611.03 mi (983.36 km) |
| Waltham to Southlake (Texas) | 1,551.41 mi (2,496.76 km) |
| Waltham to Spanaway (Washington) | 2,487.38 mi (4,003.05 km) |
| Waltham to Spanish Fork (Utah) | 2,084.69 mi (3,354.99 km) |
| Waltham to Spanish Lake (Missouri) | 1,023.34 mi (1,646.91 km) |
| Waltham to Spanish Springs (Nevada) | 2,497.14 mi (4,018.75 km) |
| Waltham to Sparks (Nevada) | 2,501.48 mi (4,025.74 km) |
| Waltham to Spartanburg (South Carolina) | 771.35 mi (1,241.37 km) |
| Waltham to Spearfish (South Dakota) | 1,629.73 mi (2,622.79 km) |
| Waltham to Speedway (Indiana) | 800.55 mi (1,288.36 km) |
| Waltham to Spencer (Iowa) | 1,209.83 mi (1,947.04 km) |
| Waltham to Spokane (Washington) | 2,250.67 mi (3,622.11 km) |
