| Rapid City to Melzo | 5,002.73 mi (8,051.11 km) |
| Rapid City to Mendicino | 5,554.18 mi (8,938.59 km) |
| Rapid City to Menfi | 5,528.99 mi (8,898.05 km) |
| Rapid City to Mentana | 5,288.84 mi (8,511.57 km) |
| Rapid City to Merano | 5,002.05 mi (8,050.01 km) |
| Rapid City to Merate | 4,993.36 mi (8,036.04 km) |
| Rapid City to Mercato San Severino | 5,425.13 mi (8,730.90 km) |
| Rapid City to Mercogliano | 5,416.96 mi (8,717.75 km) |
| Rapid City to Mesagne | 5,537.80 mi (8,912.23 km) |
| Rapid City to Messina | 5,589.21 mi (8,994.97 km) |
| Rapid City to Mestre | 5,096.90 mi (8,202.67 km) |
| Rapid City to Mestrino | 5,083.49 mi (8,181.09 km) |
| Rapid City to Milan | 4,996.72 mi (8,041.44 km) |
| Rapid City to Milazzo | 5,576.96 mi (8,975.26 km) |
| Rapid City to Minerbio | 5,115.95 mi (8,233.32 km) |
