| Waltham to Medford (Massachusetts) | 7.22 mi (11.62 km) |
| Waltham to Medford (New York) | 140.83 mi (226.64 km) |
| Waltham to Medford (Oregon) | 2,592.81 mi (4,172.72 km) |
| Waltham to Medina (Ohio) | 554.12 mi (891.77 km) |
| Waltham to Medulla (Florida) | 1,165.03 mi (1,874.94 km) |
| Waltham to Mehlville (Missouri) | 1,035.72 mi (1,666.84 km) |
| Waltham to Melbourne (Florida) | 1,119.01 mi (1,800.88 km) |
| Waltham to Melissa (Texas) | 1,510.06 mi (2,430.21 km) |
| Waltham to Melrose (Massachusetts) | 10.42 mi (16.77 km) |
| Waltham to Melrose Park (Illinois) | 850.79 mi (1,369.21 km) |
| Waltham to Melville (New York) | 157.65 mi (253.71 km) |
| Waltham to Melvindale (Michigan) | 609.18 mi (980.38 km) |
| Waltham to Memphis (Florida) | 1,206.93 mi (1,942.36 km) |
| Waltham to Memphis (Tennessee) | 1,124.02 mi (1,808.94 km) |
| Waltham to Menasha (Wisconsin) | 871.61 mi (1,402.71 km) |
