| Northampton to Lowell (Indiana) | 3,915.23 mi (6,300.96 km) |
| Northampton to Lowell (Massachusetts) | 3,223.55 mi (5,187.80 km) |
| Northampton to Lower Burrell (Pennsylvania) | 3,649.00 mi (5,872.49 km) |
| Northampton to Lowes Island (Virginia) | 3,624.47 mi (5,833.02 km) |
| Northampton to Lubbock (Texas) | 4,846.21 mi (7,799.22 km) |
| Northampton to Lufkin (Texas) | 4,692.65 mi (7,552.09 km) |
| Northampton to Luling (Louisiana) | 4,593.31 mi (7,392.22 km) |
| Northampton to Lumberton (North Carolina) | 3,899.05 mi (6,274.92 km) |
| Northampton to Lumberton (Texas) | 4,727.70 mi (7,608.50 km) |
| Northampton to Lutz (Florida) | 4,361.07 mi (7,018.47 km) |
| Northampton to Lynbrook (New York) | 3,403.78 mi (5,477.86 km) |
| Northampton to Lynchburg (Virginia) | 3,774.76 mi (6,074.88 km) |
| Northampton to Lynden (Washington) | 4,651.27 mi (7,485.50 km) |
| Northampton to Lyndhurst (Ohio) | 3,676.47 mi (5,916.71 km) |
| Northampton to Lyndon (Kentucky) | 3,988.34 mi (6,418.61 km) |
