| Hertford to Lastra a Signa | 758.02 mi (1,219.92 km) |
| Hertford to Laterza | 1,111.19 mi (1,788.29 km) |
| Hertford to Latiano | 1,147.91 mi (1,847.38 km) |
| Hertford to Latina | 939.85 mi (1,512.55 km) |
| Hertford to Latisana | 728.57 mi (1,172.52 km) |
| Hertford to Lauria Inferiore | 1,110.38 mi (1,786.98 km) |
| Hertford to Lavagna | 674.14 mi (1,084.93 km) |
| Hertford to Lavello | 1,055.47 mi (1,698.61 km) |
| Hertford to Laveno-Mombello | 566.57 mi (911.81 km) |
| Hertford to Lavis | 639.88 mi (1,029.78 km) |
| Hertford to Lecce | 1,173.06 mi (1,887.86 km) |
| Hertford to Lecco | 594.66 mi (957.02 km) |
| Hertford to Legnago | 691.49 mi (1,112.84 km) |
| Hertford to Legnano | 593.27 mi (954.77 km) |
| Hertford to Legnaro | 706.68 mi (1,137.28 km) |
