| Irthlingborough to Los Llanos de Aridane | 1,860.17 mi (2,993.65 km) |
| Irthlingborough to Los Palacios y Villafranca | 1,078.75 mi (1,736.07 km) |
| Irthlingborough to Luanco | 647.53 mi (1,042.10 km) |
| Irthlingborough to Lucena | 1,048.03 mi (1,686.64 km) |
| Irthlingborough to Lugo | 718.72 mi (1,156.67 km) |
| Irthlingborough to Lumbreras | 1,021.50 mi (1,643.94 km) |
| Irthlingborough to Madrid | 835.58 mi (1,344.73 km) |
| Irthlingborough to Madridejos | 899.18 mi (1,447.09 km) |
| Irthlingborough to Mahon | 889.84 mi (1,432.06 km) |
| Irthlingborough to Mairena del Alcor | 1,062.76 mi (1,710.35 km) |
| Irthlingborough to Mairena del Aljarafe | 1,068.90 mi (1,720.22 km) |
| Irthlingborough to Majadahonda | 833.20 mi (1,340.91 km) |
| Irthlingborough to Malaga | 1,093.96 mi (1,760.56 km) |
| Irthlingborough to Malgrat de Mar | 754.36 mi (1,214.03 km) |
| Irthlingborough to Manacor | 899.82 mi (1,448.12 km) |
