| Southborough to Lastra a Signa | 717.66 mi (1,154.97 km) |
| Southborough to Laterza | 1,073.04 mi (1,726.89 km) |
| Southborough to Latiano | 1,110.53 mi (1,787.22 km) |
| Southborough to Latina | 898.77 mi (1,446.42 km) |
| Southborough to Latisana | 694.64 mi (1,117.92 km) |
| Southborough to Lauria Inferiore | 1,070.70 mi (1,723.13 km) |
| Southborough to Lavagna | 632.39 mi (1,017.73 km) |
| Southborough to Lavello | 1,016.80 mi (1,636.39 km) |
| Southborough to Laveno-Mombello | 526.41 mi (847.18 km) |
| Southborough to Lavis | 604.01 mi (972.06 km) |
| Southborough to Lecce | 1,135.91 mi (1,828.07 km) |
| Southborough to Lecco | 555.56 mi (894.09 km) |
| Southborough to Legnago | 653.79 mi (1,052.17 km) |
| Southborough to Legnano | 552.92 mi (889.84 km) |
| Southborough to Legnaro | 670.20 mi (1,078.58 km) |
