| Portici to Mislata | 783.93 mi (1,261.62 km) |
| Portici to Moana | 1,194.56 mi (1,922.46 km) |
| Portici to Moguer | 1,159.53 mi (1,866.09 km) |
| Portici to Molina de Segura | 850.46 mi (1,368.69 km) |
| Portici to Molins de Rey | 642.33 mi (1,033.74 km) |
| Portici to Mollerusa | 700.22 mi (1,126.90 km) |
| Portici to Mollet | 632.25 mi (1,017.51 km) |
| Portici to Moncada | 633.41 mi (1,019.38 km) |
| Portici to Moncada | 781.93 mi (1,258.39 km) |
| Portici to Monforte de Lemos | 1,131.03 mi (1,820.22 km) |
| Portici to Monforte del Cid | 818.79 mi (1,317.71 km) |
| Portici to Mongat | 628.69 mi (1,011.78 km) |
| Portici to Monovar | 823.26 mi (1,324.90 km) |
| Portici to Monserrat | 795.39 mi (1,280.06 km) |
| Portici to Montijo | 1,116.60 mi (1,796.99 km) |
