| Portes-les-Valence to Laterza | 671.24 mi (1,080.25 km) |
| Portes-les-Valence to Latiano | 716.54 mi (1,153.17 km) |
| Portes-les-Valence to Latina | 467.66 mi (752.62 km) |
| Portes-les-Valence to Latisana | 405.00 mi (651.78 km) |
| Portes-les-Valence to Lauria Inferiore | 649.54 mi (1,045.33 km) |
| Portes-les-Valence to Lavagna | 222.60 mi (358.24 km) |
| Portes-les-Valence to Lavello | 611.57 mi (984.22 km) |
| Portes-les-Valence to Laveno-Mombello | 195.22 mi (314.18 km) |
| Portes-les-Valence to Lavis | 314.38 mi (505.95 km) |
| Portes-les-Valence to Lecce | 743.38 mi (1,196.35 km) |
| Portes-les-Valence to Lecco | 229.70 mi (369.67 km) |
| Portes-les-Valence to Legnago | 314.90 mi (506.79 km) |
| Portes-les-Valence to Legnano | 202.61 mi (326.06 km) |
| Portes-les-Valence to Legnaro | 347.18 mi (558.73 km) |
| Portes-les-Valence to Leini | 140.18 mi (225.60 km) |
