| Piqua to Koscian | 4,502.87 mi (7,246.67 km) |
| Piqua to Koscielisko | 4,730.67 mi (7,613.28 km) |
| Piqua to Koscierzyna | 4,469.55 mi (7,193.04 km) |
| Piqua to Kostrzyn | 4,510.75 mi (7,259.35 km) |
| Piqua to Kostrzyn nad Odra | 4,413.79 mi (7,103.31 km) |
| Piqua to Koszalin | 4,405.75 mi (7,090.37 km) |
| Piqua to Kowary | 4,523.94 mi (7,280.57 km) |
| Piqua to Kozienice | 4,693.24 mi (7,553.04 km) |
| Piqua to Kozuchow | 4,478.61 mi (7,207.62 km) |
| Piqua to Kozy | 4,680.20 mi (7,532.06 km) |
| Piqua to Krakow | 4,700.19 mi (7,564.23 km) |
| Piqua to Krapkowice | 4,613.47 mi (7,424.65 km) |
| Piqua to Krasnik | 4,743.67 mi (7,634.21 km) |
| Piqua to Krasnystaw | 4,773.80 mi (7,682.68 km) |
| Piqua to Krosno | 4,780.10 mi (7,692.83 km) |
