| Waltham to Lindon (Utah) | 2,083.80 mi (3,353.55 km) |
| Waltham to Lindsay (California) | 2,559.42 mi (4,118.98 km) |
| Waltham to Linganore (Maryland) | 377.23 mi (607.09 km) |
| Waltham to Lino Lakes (Minnesota) | 1,102.83 mi (1,774.83 km) |
| Waltham to Linthicum (Maryland) | 358.55 mi (577.04 km) |
| Waltham to Linton Hall (Virginia) | 416.33 mi (670.02 km) |
| Waltham to Lisle (Illinois) | 863.35 mi (1,389.42 km) |
| Waltham to Lithia Springs (Georgia) | 938.89 mi (1,510.99 km) |
| Waltham to Little Canada (Minnesota) | 1,102.64 mi (1,774.52 km) |
| Waltham to Little Chute (Wisconsin) | 866.59 mi (1,394.64 km) |
| Waltham to Little Elm (Texas) | 1,532.09 mi (2,465.65 km) |
| Waltham to Little Ferry (New Jersey) | 179.49 mi (288.87 km) |
| Waltham to Little Rock (Arkansas) | 1,253.20 mi (2,016.83 km) |
| Waltham to Littleton (Colorado) | 1,760.44 mi (2,833.16 km) |
| Waltham to Live Oak (California) | 2,683.21 mi (4,318.21 km) |
