| Waltham to Live Oak (Texas) | 1,744.29 mi (2,807.16 km) |
| Waltham to Livermore (California) | 2,652.63 mi (4,268.99 km) |
| Waltham to Livingston (California) | 2,608.78 mi (4,198.43 km) |
| Waltham to Livonia (Michigan) | 618.49 mi (995.37 km) |
| Waltham to Lochearn (Maryland) | 355.45 mi (572.05 km) |
| Waltham to Lockhart (Florida) | 1,108.38 mi (1,783.76 km) |
| Waltham to Lockhart (Texas) | 1,699.41 mi (2,734.94 km) |
| Waltham to Lockport (Illinois) | 862.45 mi (1,387.97 km) |
| Waltham to Lockport (New York) | 381.68 mi (614.25 km) |
| Waltham to Lodi (California) | 2,617.40 mi (4,212.30 km) |
| Waltham to Lodi (New Jersey) | 179.95 mi (289.60 km) |
| Waltham to Logan (Utah) | 2,062.94 mi (3,319.99 km) |
| Waltham to Logansport (Indiana) | 788.19 mi (1,268.46 km) |
| Waltham to Loganville (Georgia) | 905.11 mi (1,456.63 km) |
| Waltham to Loma Linda (California) | 2,530.98 mi (4,073.22 km) |
