| Piqua to Ondokuzmayis | 5,669.70 mi (9,124.49 km) |
| Piqua to Ordu | 5,758.03 mi (9,266.66 km) |
| Piqua to Ortahisar | 5,774.29 mi (9,292.82 km) |
| Piqua to Ortakent | 5,561.42 mi (8,950.24 km) |
| Piqua to Ortaklar | 5,532.27 mi (8,903.33 km) |
| Piqua to Ortakoy | 5,738.28 mi (9,234.87 km) |
| Piqua to Ortakoy | 5,703.59 mi (9,179.04 km) |
| Piqua to Osmaneli | 5,509.45 mi (8,866.60 km) |
| Piqua to Osmaniye | 5,904.29 mi (9,502.03 km) |
| Piqua to Ozdere | 5,511.24 mi (8,869.48 km) |
| Piqua to Palu | 5,949.18 mi (9,574.28 km) |
| Piqua to Pamukkale | 5,593.74 mi (9,002.26 km) |
| Piqua to Patnos | 6,017.91 mi (9,684.89 km) |
| Piqua to Pazar | 5,741.45 mi (9,239.97 km) |
| Piqua to Pazarcik | 5,920.70 mi (9,528.44 km) |
