| Niagara Falls to Leigh | 3,414.29 mi (5,494.77 km) |
| Niagara Falls to Leigh-on-Sea | 3,589.00 mi (5,775.94 km) |
| Niagara Falls to Leighton Buzzard | 3,527.08 mi (5,676.29 km) |
| Niagara Falls to Leith | 3,332.29 mi (5,362.80 km) |
| Niagara Falls to Lemington | 3,408.70 mi (5,485.77 km) |
| Niagara Falls to Leominster | 3,437.33 mi (5,531.85 km) |
| Niagara Falls to Lerwick | 3,317.53 mi (5,339.04 km) |
| Niagara Falls to Letchworth | 3,542.30 mi (5,700.79 km) |
| Niagara Falls to Leven | 3,334.06 mi (5,365.66 km) |
| Niagara Falls to Lewes | 3,582.59 mi (5,765.63 km) |
| Niagara Falls to Leyland | 3,402.57 mi (5,475.91 km) |
| Niagara Falls to Leyton | 3,561.99 mi (5,732.47 km) |
| Niagara Falls to Lichfield | 3,461.29 mi (5,570.40 km) |
| Niagara Falls to Lincoln | 3,496.92 mi (5,627.74 km) |
| Niagara Falls to Linlithgow | 3,316.12 mi (5,336.79 km) |
