| Ontario to Lancaster (Texas) | 1,204.90 mi (1,939.10 km) |
| Ontario to Land O' Lakes (Florida) | 2,107.59 mi (3,391.83 km) |
| Ontario to Landover (Maryland) | 2,268.18 mi (3,650.28 km) |
| Ontario to Langley Park (Maryland) | 2,262.84 mi (3,641.69 km) |
| Ontario to Lanham (Maryland) | 2,270.41 mi (3,653.87 km) |
| Ontario to Lansdale (Pennsylvania) | 2,347.55 mi (3,778.01 km) |
| Ontario to Lansdowne (Pennsylvania) | 2,349.07 mi (3,780.47 km) |
| Ontario to Lansdowne (Virginia) | 2,235.45 mi (3,597.61 km) |
| Ontario to Lansing (Illinois) | 1,711.45 mi (2,754.31 km) |
| Ontario to Lansing (Kansas) | 1,305.36 mi (2,100.78 km) |
| Ontario to Lansing (Michigan) | 1,873.70 mi (3,015.43 km) |
| Ontario to Lantana (Florida) | 2,284.84 mi (3,677.09 km) |
| Ontario to Lantana (Texas) | 1,179.21 mi (1,897.76 km) |
| Ontario to Laplace (Louisiana) | 1,607.32 mi (2,586.73 km) |
| Ontario to Laramie (Wyoming) | 825.02 mi (1,327.74 km) |
