| Irthlingborough to Kursumlija | 1,191.42 mi (1,917.41 km) |
| Irthlingborough to Lacarak | 1,045.79 mi (1,683.03 km) |
| Irthlingborough to Lajkovac | 1,095.61 mi (1,763.21 km) |
| Irthlingborough to Lapovo | 1,140.00 mi (1,834.65 km) |
| Irthlingborough to Lebane | 1,219.39 mi (1,962.42 km) |
| Irthlingborough to Leskovac | 1,224.06 mi (1,969.94 km) |
| Irthlingborough to Ljig | 1,104.51 mi (1,777.54 km) |
| Irthlingborough to Ljubovija | 1,072.35 mi (1,725.78 km) |
| Irthlingborough to Loznica | 1,051.83 mi (1,692.75 km) |
| Irthlingborough to Lucani | 1,115.66 mi (1,795.48 km) |
| Irthlingborough to Majdanpek | 1,163.46 mi (1,872.40 km) |
| Irthlingborough to Mali Idos | 1,021.64 mi (1,644.17 km) |
| Irthlingborough to Mali Zvornik | 1,053.49 mi (1,695.42 km) |
| Irthlingborough to Malo Crnice | 1,131.45 mi (1,820.89 km) |
| Irthlingborough to Medveda | 1,217.30 mi (1,959.05 km) |
