| Waltham to Lancaster (Texas) | 1,546.60 mi (2,489.01 km) |
| Waltham to Land O' Lakes (Florida) | 1,163.53 mi (1,872.52 km) |
| Waltham to Landover (Maryland) | 380.46 mi (612.29 km) |
| Waltham to Langley Park (Maryland) | 381.35 mi (613.73 km) |
| Waltham to Lanham (Maryland) | 376.90 mi (606.57 km) |
| Waltham to Lansdale (Pennsylvania) | 256.74 mi (413.19 km) |
| Waltham to Lansdowne (Pennsylvania) | 269.45 mi (433.63 km) |
| Waltham to Lansdowne (Virginia) | 398.45 mi (641.25 km) |
| Waltham to Lansing (Illinois) | 838.09 mi (1,348.78 km) |
| Waltham to Lansing (Kansas) | 1,251.66 mi (2,014.36 km) |
| Waltham to Lansing (Michigan) | 677.53 mi (1,090.38 km) |
| Waltham to Lantana (Florida) | 1,200.22 mi (1,931.56 km) |
| Waltham to Lantana (Texas) | 1,544.91 mi (2,486.30 km) |
| Waltham to Laplace (Louisiana) | 1,363.01 mi (2,193.55 km) |
| Waltham to Laramie (Wyoming) | 1,758.22 mi (2,829.59 km) |
