| Piqua to Lubbeek | 4,109.11 mi (6,612.97 km) |
| Piqua to Lummen | 4,119.71 mi (6,630.03 km) |
| Piqua to Maaseik | 4,138.39 mi (6,660.10 km) |
| Piqua to Machelen | 4,092.54 mi (6,586.30 km) |
| Piqua to Maldegem | 4,044.62 mi (6,509.18 km) |
| Piqua to Malmedy | 4,169.65 mi (6,710.40 km) |
| Piqua to Manage | 4,097.61 mi (6,594.46 km) |
| Piqua to Marche-en-Famenne | 4,149.64 mi (6,678.20 km) |
| Piqua to Mariakerke | 4,057.96 mi (6,530.66 km) |
| Piqua to Mechelen | 4,090.53 mi (6,583.06 km) |
| Piqua to Mechelen-aan-de-Maas | 4,138.61 mi (6,660.45 km) |
| Piqua to Meerhout | 4,110.42 mi (6,615.08 km) |
| Piqua to Meise | 4,087.80 mi (6,578.69 km) |
| Piqua to Melle | 4,065.03 mi (6,542.04 km) |
| Piqua to Melsele | 4,076.77 mi (6,560.92 km) |
