| Civitavecchia to Los Palacios y Villafranca | 1,000.68 mi (1,610.43 km) |
| Civitavecchia to Luanco | 895.33 mi (1,440.89 km) |
| Civitavecchia to Lucena | 922.13 mi (1,484.02 km) |
| Civitavecchia to Lugo | 984.64 mi (1,584.62 km) |
| Civitavecchia to Lumbreras | 785.92 mi (1,264.81 km) |
| Civitavecchia to Madrid | 812.44 mi (1,307.50 km) |
| Civitavecchia to Madridejos | 821.34 mi (1,321.81 km) |
| Civitavecchia to Mahon | 421.44 mi (678.24 km) |
| Civitavecchia to Mairena del Alcor | 985.18 mi (1,585.50 km) |
| Civitavecchia to Mairena del Aljarafe | 1,002.78 mi (1,613.81 km) |
| Civitavecchia to Majadahonda | 820.21 mi (1,320.01 km) |
| Civitavecchia to Malaga | 940.35 mi (1,513.35 km) |
| Civitavecchia to Malgrat de Mar | 466.82 mi (751.27 km) |
| Civitavecchia to Manacor | 481.65 mi (775.14 km) |
| Civitavecchia to Mancha Real | 867.62 mi (1,396.30 km) |
