| Slidell to La Union | 4,925.11 mi (7,926.20 km) |
| Slidell to La Victoria de Acentejo | 4,334.30 mi (6,975.37 km) |
| Slidell to Laguna de Duero | 4,631.12 mi (7,453.07 km) |
| Slidell to Lalin | 4,442.24 mi (7,149.09 km) |
| Slidell to Lardero | 4,717.80 mi (7,592.56 km) |
| Slidell to Laredo | 4,648.24 mi (7,480.62 km) |
| Slidell to Las Cabezas de San Juan | 4,686.44 mi (7,542.10 km) |
| Slidell to Las Palmas | 4,400.77 mi (7,082.35 km) |
| Slidell to Las Rozas de Madrid | 4,699.48 mi (7,563.08 km) |
| Slidell to Las Torres de Cotillas | 4,895.28 mi (7,878.20 km) |
| Slidell to Lebrija | 4,681.02 mi (7,533.37 km) |
| Slidell to Leganes | 4,709.00 mi (7,578.40 km) |
| Slidell to Leon | 4,565.47 mi (7,347.42 km) |
| Slidell to Lepe | 4,614.84 mi (7,426.87 km) |
| Slidell to Linares | 4,774.37 mi (7,683.60 km) |
