| Civitavecchia to Manilva | 991.92 mi (1,596.34 km) |
| Civitavecchia to Manises | 665.14 mi (1,070.43 km) |
| Civitavecchia to Manlleu | 488.04 mi (785.43 km) |
| Civitavecchia to Manresa | 513.02 mi (825.62 km) |
| Civitavecchia to Manzanares | 823.71 mi (1,325.63 km) |
| Civitavecchia to Manzanares el Real | 815.87 mi (1,313.01 km) |
| Civitavecchia to Maracena | 886.45 mi (1,426.60 km) |
| Civitavecchia to Marbella | 969.61 mi (1,560.44 km) |
| Civitavecchia to Marchena | 970.40 mi (1,561.71 km) |
| Civitavecchia to Marin | 1,046.16 mi (1,683.63 km) |
| Civitavecchia to Marratxi | 501.97 mi (807.84 km) |
| Civitavecchia to Martorell | 510.00 mi (820.77 km) |
| Civitavecchia to Martos | 887.20 mi (1,427.81 km) |
| Civitavecchia to Masamagrell | 657.10 mi (1,057.50 km) |
| Civitavecchia to Masanasa | 664.34 mi (1,069.15 km) |
