| Illescas to Mechernich | 883.39 mi (1,421.67 km) |
| Illescas to Meckenbeuren | 846.02 mi (1,361.53 km) |
| Illescas to Meckenheim | 895.38 mi (1,440.97 km) |
| Illescas to Meerane | 1,078.78 mi (1,736.12 km) |
| Illescas to Meerbusch | 920.09 mi (1,480.75 km) |
| Illescas to Meine | 1,086.51 mi (1,748.56 km) |
| Illescas to Meinerzhagen | 938.24 mi (1,509.95 km) |
| Illescas to Meiningen | 996.02 mi (1,602.95 km) |
| Illescas to Meissen | 1,127.35 mi (1,814.29 km) |
| Illescas to Meitingen | 926.64 mi (1,491.29 km) |
| Illescas to Melle | 1,015.30 mi (1,633.96 km) |
| Illescas to Melsungen | 995.63 mi (1,602.31 km) |
| Illescas to Memmelsdorf | 987.35 mi (1,588.99 km) |
| Illescas to Memmingen | 880.91 mi (1,417.69 km) |
| Illescas to Mendig | 889.38 mi (1,431.32 km) |
