| Harlingen to Los Palacios y Villafranca | 1,233.29 mi (1,984.79 km) |
| Harlingen to Luanco | 835.50 mi (1,344.61 km) |
| Harlingen to Lucena | 1,188.95 mi (1,913.42 km) |
| Harlingen to Lugo | 919.69 mi (1,480.09 km) |
| Harlingen to Lumbreras | 1,132.88 mi (1,823.19 km) |
| Harlingen to Madrid | 979.69 mi (1,576.65 km) |
| Harlingen to Madridejos | 1,037.20 mi (1,669.21 km) |
| Harlingen to Mahon | 919.48 mi (1,479.76 km) |
| Harlingen to Mairena del Alcor | 1,216.23 mi (1,957.33 km) |
| Harlingen to Mairena del Aljarafe | 1,225.46 mi (1,972.19 km) |
| Harlingen to Majadahonda | 979.61 mi (1,576.54 km) |
| Harlingen to Malaga | 1,231.95 mi (1,982.63 km) |
| Harlingen to Malgrat de Mar | 806.19 mi (1,297.43 km) |
| Harlingen to Manacor | 945.73 mi (1,522.00 km) |
| Harlingen to Mancha Real | 1,147.66 mi (1,846.98 km) |
