| Slidell to Lancaster (Texas) | 441.66 mi (710.79 km) |
| Slidell to Land O' Lakes (Florida) | 464.88 mi (748.15 km) |
| Slidell to Landover (Maryland) | 943.70 mi (1,518.74 km) |
| Slidell to Langley Park (Maryland) | 942.25 mi (1,516.41 km) |
| Slidell to Lanham (Maryland) | 947.20 mi (1,524.38 km) |
| Slidell to Lansdale (Pennsylvania) | 1,066.20 mi (1,715.88 km) |
| Slidell to Lansdowne (Pennsylvania) | 1,054.44 mi (1,696.95 km) |
| Slidell to Lansdowne (Virginia) | 924.46 mi (1,487.78 km) |
| Slidell to Lansing (Illinois) | 789.01 mi (1,269.78 km) |
| Slidell to Lansing (Kansas) | 683.07 mi (1,099.29 km) |
| Slidell to Lansing (Michigan) | 905.70 mi (1,457.59 km) |
| Slidell to Lantana (Florida) | 643.69 mi (1,035.93 km) |
| Slidell to Lantana (Texas) | 472.79 mi (760.88 km) |
| Slidell to Laplace (Louisiana) | 43.99 mi (70.79 km) |
| Slidell to Laramie (Wyoming) | 1,165.53 mi (1,875.74 km) |
