| Castalla to Medvode | 927.36 mi (1,492.45 km) |
| Castalla to Menges | 934.61 mi (1,504.11 km) |
| Castalla to Metlika | 950.91 mi (1,530.34 km) |
| Castalla to Mezica | 958.49 mi (1,542.55 km) |
| Castalla to Miklavz na Dravskem Polju | 993.39 mi (1,598.70 km) |
| Castalla to Miren | 885.39 mi (1,424.89 km) |
| Castalla to Mirna | 948.88 mi (1,527.08 km) |
| Castalla to Mirna Pec | 947.02 mi (1,524.09 km) |
| Castalla to Mislinja | 970.08 mi (1,561.19 km) |
| Castalla to Mokronog | 952.27 mi (1,532.53 km) |
| Castalla to Moravce | 941.14 mi (1,514.61 km) |
| Castalla to Moravske-Toplice | 1,021.62 mi (1,644.14 km) |
| Castalla to Mozirje | 956.74 mi (1,539.72 km) |
| Castalla to Murska Sobota | 1,018.21 mi (1,638.66 km) |
| Castalla to Muta | 974.72 mi (1,568.66 km) |
