| Waltham to Salisbury (Maryland) | 359.29 mi (578.22 km) |
| Waltham to Salisbury (New York) | 165.08 mi (265.67 km) |
| Waltham to Salisbury (North Carolina) | 679.07 mi (1,092.86 km) |
| Waltham to Salmon Creek (Washington) | 2,519.69 mi (4,055.04 km) |
| Waltham to Salt Lake City (Utah) | 2,085.62 mi (3,356.48 km) |
| Waltham to Sammamish (Washington) | 2,463.03 mi (3,963.86 km) |
| Waltham to San Angelo (Texas) | 1,770.14 mi (2,848.76 km) |
| Waltham to San Anselmo (California) | 2,685.12 mi (4,321.28 km) |
| Waltham to San Antonio (Texas) | 1,756.87 mi (2,827.40 km) |
| Waltham to San Benito (Texas) | 1,866.94 mi (3,004.56 km) |
| Waltham to San Bernardino (California) | 2,530.22 mi (4,072.00 km) |
| Waltham to San Bruno (California) | 2,687.96 mi (4,325.85 km) |
| Waltham to San Buenaventura (California) | 2,624.76 mi (4,224.14 km) |
| Waltham to San Carlos (California) | 2,683.28 mi (4,318.32 km) |
| Waltham to San Carlos Park (Florida) | 1,251.44 mi (2,014.00 km) |
