| Portogruaro to Lastra a Signa | 163.21 mi (262.66 km) |
| Portogruaro to Laterza | 407.94 mi (656.52 km) |
| Portogruaro to Latiano | 438.16 mi (705.16 km) |
| Portogruaro to Latina | 298.23 mi (479.96 km) |
| Portogruaro to Latisana | 13.66 mi (21.98 km) |
| Portogruaro to Lauria Inferiore | 424.14 mi (682.58 km) |
| Portogruaro to Lavagna | 198.61 mi (319.63 km) |
| Portogruaro to Lavello | 359.27 mi (578.19 km) |
| Portogruaro to Laveno-Mombello | 202.93 mi (326.58 km) |
| Portogruaro to Lavis | 85.92 mi (138.28 km) |
| Portogruaro to Lecce | 461.72 mi (743.06 km) |
| Portogruaro to Lecco | 165.38 mi (266.16 km) |
| Portogruaro to Legnago | 84.25 mi (135.58 km) |
| Portogruaro to Legnano | 189.50 mi (304.97 km) |
| Portogruaro to Legnaro | 51.51 mi (82.90 km) |
