| Keystone to Los Llanos de Aridane | 3,880.67 mi (6,245.34 km) |
| Keystone to Los Palacios y Villafranca | 4,384.83 mi (7,056.71 km) |
| Keystone to Luanco | 4,277.34 mi (6,883.71 km) |
| Keystone to Lucena | 4,455.97 mi (7,171.20 km) |
| Keystone to Lugo | 4,200.25 mi (6,759.65 km) |
| Keystone to Lumbreras | 4,592.37 mi (7,390.70 km) |
| Keystone to Madrid | 4,436.85 mi (7,140.42 km) |
| Keystone to Madridejos | 4,463.93 mi (7,184.00 km) |
| Keystone to Mahon | 4,847.62 mi (7,801.49 km) |
| Keystone to Mairena del Alcor | 4,390.91 mi (7,066.49 km) |
| Keystone to Mairena del Aljarafe | 4,373.99 mi (7,039.26 km) |
| Keystone to Majadahonda | 4,427.25 mi (7,124.97 km) |
| Keystone to Malaga | 4,473.21 mi (7,198.94 km) |
| Keystone to Malgrat de Mar | 4,731.52 mi (7,614.64 km) |
| Keystone to Manacor | 4,802.72 mi (7,729.24 km) |
