| Piqua to Mels | 4,420.50 mi (7,114.11 km) |
| Piqua to Mendrisio | 4,446.38 mi (7,155.75 km) |
| Piqua to Meyrin | 4,314.30 mi (6,943.20 km) |
| Piqua to Mohlin | 4,339.37 mi (6,983.54 km) |
| Piqua to Monthey | 4,349.44 mi (6,999.74 km) |
| Piqua to Montreux | 4,341.58 mi (6,987.10 km) |
| Piqua to Morges | 4,321.59 mi (6,954.92 km) |
| Piqua to Munchenstein | 4,331.66 mi (6,971.13 km) |
| Piqua to Muri | 4,346.92 mi (6,995.70 km) |
| Piqua to Muttenz | 4,332.99 mi (6,973.28 km) |
| Piqua to Naters | 4,389.23 mi (7,063.79 km) |
| Piqua to Neuchatel | 4,322.28 mi (6,956.03 km) |
| Piqua to Neuenhof | 4,362.68 mi (7,021.05 km) |
| Piqua to Neuhausen am Rheinfall | 4,365.69 mi (7,025.90 km) |
| Piqua to Niederhasli | 4,367.68 mi (7,029.11 km) |
