| San Carlos to Melzo | 5,963.39 mi (9,597.15 km) |
| San Carlos to Mendicino | 6,513.74 mi (10,482.85 km) |
| San Carlos to Menfi | 6,514.68 mi (10,484.37 km) |
| San Carlos to Mentana | 6,252.99 mi (10,063.22 km) |
| San Carlos to Merano | 5,946.80 mi (9,570.46 km) |
| San Carlos to Merate | 5,952.75 mi (9,580.02 km) |
| San Carlos to Mercato San Severino | 6,384.58 mi (10,274.98 km) |
| San Carlos to Mercogliano | 6,375.78 mi (10,260.82 km) |
| San Carlos to Mesagne | 6,480.89 mi (10,429.99 km) |
| San Carlos to Messina | 6,558.00 mi (10,554.09 km) |
| San Carlos to Mestre | 6,043.19 mi (9,725.58 km) |
| San Carlos to Mestrino | 6,032.51 mi (9,708.39 km) |
| San Carlos to Milan | 5,958.69 mi (9,589.59 km) |
| San Carlos to Milazzo | 6,547.40 mi (10,537.03 km) |
| San Carlos to Minerbio | 6,071.44 mi (9,771.03 km) |
