| Irthlingborough to Leini | 621.42 mi (1,000.08 km) |
| Irthlingborough to Lendinara | 746.78 mi (1,201.83 km) |
| Irthlingborough to Leno | 686.64 mi (1,105.03 km) |
| Irthlingborough to Lentate sul Seveso | 635.80 mi (1,023.21 km) |
| Irthlingborough to Lentini | 1,284.80 mi (2,067.68 km) |
| Irthlingborough to Leonforte | 1,246.53 mi (2,006.10 km) |
| Irthlingborough to Lequile | 1,214.22 mi (1,954.10 km) |
| Irthlingborough to Lerici | 746.58 mi (1,201.50 km) |
| Irthlingborough to Leverano | 1,213.39 mi (1,952.76 km) |
| Irthlingborough to Licata | 1,266.13 mi (2,037.64 km) |
| Irthlingborough to Limbiate | 640.34 mi (1,030.53 km) |
| Irthlingborough to Lipari | 1,213.99 mi (1,953.72 km) |
| Irthlingborough to Lissone | 643.05 mi (1,034.89 km) |
| Irthlingborough to Livorno | 787.52 mi (1,267.39 km) |
| Irthlingborough to Lizzanello | 1,216.98 mi (1,958.53 km) |
