| Carballo to Marsala | 1,167.06 mi (1,878.20 km) |
| Carballo to Marsciano | 1,058.26 mi (1,703.10 km) |
| Carballo to Martano | 1,401.11 mi (2,254.87 km) |
| Carballo to Martellago | 1,038.62 mi (1,671.50 km) |
| Carballo to Martina Franca | 1,342.48 mi (2,160.52 km) |
| Carballo to Martinengo | 923.18 mi (1,485.71 km) |
| Carballo to Martinsicuro | 1,137.84 mi (1,831.18 km) |
| Carballo to Mascali | 1,305.56 mi (2,101.09 km) |
| Carballo to Mascalucia | 1,303.37 mi (2,097.58 km) |
| Carballo to Masera di Padova | 1,024.20 mi (1,648.30 km) |
| Carballo to Maserada sul Piave | 1,046.74 mi (1,684.57 km) |
| Carballo to Massa | 940.75 mi (1,513.98 km) |
| Carballo to Massa Lombarda | 1,022.59 mi (1,645.70 km) |
| Carballo to Massafra | 1,333.83 mi (2,146.60 km) |
| Carballo to Massalubrense | 1,193.88 mi (1,921.36 km) |
