| Irthlingborough to La Union | 1,016.08 mi (1,635.23 km) |
| Irthlingborough to La Victoria de Acentejo | 1,840.26 mi (2,961.61 km) |
| Irthlingborough to Laguna de Duero | 766.60 mi (1,233.72 km) |
| Irthlingborough to Lalin | 753.69 mi (1,212.95 km) |
| Irthlingborough to Lardero | 689.26 mi (1,109.25 km) |
| Irthlingborough to Laredo | 628.96 mi (1,012.21 km) |
| Irthlingborough to Las Cabezas de San Juan | 1,091.15 mi (1,756.04 km) |
| Irthlingborough to Las Palmas | 1,837.31 mi (2,956.87 km) |
| Irthlingborough to Las Rozas de Madrid | 831.92 mi (1,338.85 km) |
| Irthlingborough to Las Torres de Cotillas | 988.33 mi (1,590.57 km) |
| Irthlingborough to Lebrija | 1,096.96 mi (1,765.38 km) |
| Irthlingborough to Leganes | 842.14 mi (1,355.30 km) |
| Irthlingborough to Leon | 709.83 mi (1,142.37 km) |
| Irthlingborough to Lepe | 1,089.08 mi (1,752.71 km) |
| Irthlingborough to Linares | 994.63 mi (1,600.70 km) |
