| Clay to Miedzychod | 4,881.13 mi (7,855.43 km) |
| Clay to Miedzyrzec Podlaski | 5,148.73 mi (8,286.09 km) |
| Clay to Miedzyrzecz | 4,875.77 mi (7,846.79 km) |
| Clay to Mielec | 5,168.63 mi (8,318.11 km) |
| Clay to Mikolow | 5,080.43 mi (8,176.16 km) |
| Clay to Milanowek | 5,069.52 mi (8,158.60 km) |
| Clay to Milicz | 4,970.18 mi (7,998.73 km) |
| Clay to Minsk Mazowiecki | 5,098.51 mi (8,205.25 km) |
| Clay to Mlawa | 5,020.72 mi (8,080.06 km) |
| Clay to Mogilno | 4,953.42 mi (7,971.76 km) |
| Clay to Monki | 5,093.28 mi (8,196.84 km) |
| Clay to Morag | 4,975.51 mi (8,007.30 km) |
| Clay to Mosina | 4,928.44 mi (7,931.56 km) |
| Clay to Mragowo | 5,023.82 mi (8,085.05 km) |
| Clay to Murowana Goslina | 4,923.12 mi (7,922.99 km) |
