| Poplar Bluff to Montevarchi | 5,046.99 mi (8,122.34 km) |
| Poplar Bluff to Monticello Conte Otto | 4,965.99 mi (7,991.99 km) |
| Poplar Bluff to Montichiari | 4,925.37 mi (7,926.61 km) |
| Poplar Bluff to Montignoso | 4,970.19 mi (7,998.75 km) |
| Poplar Bluff to Montopoli in Val d'Arno | 5,007.83 mi (8,059.33 km) |
| Poplar Bluff to Monza | 4,873.81 mi (7,843.65 km) |
| Poplar Bluff to Morbegno | 4,864.87 mi (7,829.26 km) |
| Poplar Bluff to Mori | 4,932.35 mi (7,937.85 km) |
| Poplar Bluff to Morlupo | 5,141.04 mi (8,273.70 km) |
| Poplar Bluff to Morrovalle | 5,137.67 mi (8,268.28 km) |
| Poplar Bluff to Mortara | 4,865.08 mi (7,829.59 km) |
| Poplar Bluff to Mosciano Sant'Angelo | 5,173.07 mi (8,325.25 km) |
| Poplar Bluff to Motta di Livenza | 4,999.59 mi (8,046.06 km) |
| Poplar Bluff to Motta Sant'Anastasia | 5,438.31 mi (8,752.11 km) |
| Poplar Bluff to Mottola | 5,391.03 mi (8,676.02 km) |
