| Piqua to Yverdon-les-Bains | 4,318.15 mi (6,949.40 km) |
| Piqua to Zofingen | 4,352.64 mi (7,004.90 km) |
| Piqua to Zollikon | 4,376.39 mi (7,043.12 km) |
| Piqua to Zuchwil | 4,340.36 mi (6,985.13 km) |
| Piqua to Zug | 4,380.19 mi (7,049.23 km) |
| Piqua to Zurich | 4,373.75 mi (7,038.86 km) |
| Piqua to Ra's al `Ayn | 6,052.48 mi (9,740.53 km) |
| Piqua to Tall Abyad | 6,021.41 mi (9,690.52 km) |
| Piqua to Acarlar | 5,545.14 mi (8,924.05 km) |
| Piqua to Acigol | 5,765.25 mi (9,278.28 km) |
| Piqua to Acipayam | 5,626.89 mi (9,055.60 km) |
| Piqua to Adakli | 5,938.84 mi (9,557.64 km) |
| Piqua to Adana | 5,874.15 mi (9,453.53 km) |
| Piqua to Adilcevaz | 6,037.44 mi (9,716.33 km) |
| Piqua to Adiyaman | 5,940.97 mi (9,561.07 km) |
