| Piqua to Kluczbork | 4,601.58 mi (7,405.52 km) |
| Piqua to Knurow | 4,649.19 mi (7,482.15 km) |
| Piqua to Kobylka | 4,649.45 mi (7,482.57 km) |
| Piqua to Kokoszki | 4,477.22 mi (7,205.38 km) |
| Piqua to Kolbuszowa | 4,756.52 mi (7,654.89 km) |
| Piqua to Kolno | 4,629.03 mi (7,449.70 km) |
| Piqua to Kolo | 4,567.32 mi (7,350.39 km) |
| Piqua to Kolobrzeg | 4,386.03 mi (7,058.63 km) |
| Piqua to Koluszki | 4,625.78 mi (7,444.47 km) |
| Piqua to Komorniki | 4,497.50 mi (7,238.03 km) |
| Piqua to Konin | 4,553.98 mi (7,328.93 km) |
| Piqua to Konskie | 4,669.74 mi (7,515.22 km) |
| Piqua to Konstancin-Jeziorna | 4,657.03 mi (7,494.77 km) |
| Piqua to Konstantynow Lodzki | 4,609.66 mi (7,418.53 km) |
| Piqua to Koronowo | 4,499.10 mi (7,240.60 km) |
