| Waltham to Laurinburg (North Carolina) | 689.00 mi (1,108.83 km) |
| Waltham to Lawndale (California) | 2,592.17 mi (4,171.69 km) |
| Waltham to Lawrence (Indiana) | 785.98 mi (1,264.91 km) |
| Waltham to Lawrence (Kansas) | 1,276.42 mi (2,054.21 km) |
| Waltham to Lawrence (Massachusetts) | 21.89 mi (35.23 km) |
| Waltham to Lawrenceburg (Kentucky) | 779.95 mi (1,255.20 km) |
| Waltham to Lawrenceburg (Tennessee) | 994.37 mi (1,600.28 km) |
| Waltham to Lawrenceville (Georgia) | 903.48 mi (1,454.01 km) |
| Waltham to Lawton (Oklahoma) | 1,556.39 mi (2,504.76 km) |
| Waltham to Layton (Utah) | 2,081.29 mi (3,349.52 km) |
| Waltham to Le Mars (Iowa) | 1,263.94 mi (2,034.11 km) |
| Waltham to League City (Texas) | 1,596.47 mi (2,569.26 km) |
| Waltham to Lealman (Florida) | 1,193.97 mi (1,921.51 km) |
| Waltham to Leander (Texas) | 1,678.96 mi (2,702.02 km) |
| Waltham to Leavenworth (Kansas) | 1,251.34 mi (2,013.84 km) |
