| Piqua to Bad Mergentheim | 4,345.78 mi (6,993.85 km) |
| Piqua to Bad Munder am Deister | 4,240.14 mi (6,823.85 km) |
| Piqua to Bad Munstereifel | 4,194.06 mi (6,749.69 km) |
| Piqua to Bad Nauheim | 4,276.39 mi (6,882.18 km) |
| Piqua to Bad Nenndorf | 4,232.26 mi (6,811.16 km) |
| Piqua to Bad Neuenahr-Ahrweiler | 4,207.69 mi (6,771.62 km) |
| Piqua to Bad Neustadt | 4,333.65 mi (6,974.33 km) |
| Piqua to Bad Oeynhausen | 4,215.58 mi (6,784.32 km) |
| Piqua to Bad Oldesloe | 4,218.05 mi (6,788.30 km) |
| Piqua to Bad Orb | 4,304.49 mi (6,927.40 km) |
| Piqua to Bad Pyrmont | 4,239.96 mi (6,823.56 km) |
| Piqua to Bad Rappenau | 4,329.52 mi (6,967.69 km) |
| Piqua to Bad Reichenhall | 4,531.41 mi (7,292.60 km) |
| Piqua to Bad Sackingen | 4,343.84 mi (6,990.73 km) |
| Piqua to Bad Salzdetfurth | 4,264.76 mi (6,863.46 km) |
