| Piqua to Klaukkala | 4,425.34 mi (7,121.90 km) |
| Piqua to Kokkola | 4,245.11 mi (6,831.84 km) |
| Piqua to Kontiolahti | 4,456.43 mi (7,171.93 km) |
| Piqua to Korsholm | 4,235.22 mi (6,815.93 km) |
| Piqua to Kotka | 4,481.28 mi (7,211.92 km) |
| Piqua to Kouvola | 4,457.90 mi (7,174.29 km) |
| Piqua to Kuhmo | 4,389.38 mi (7,064.03 km) |
| Piqua to Kuopio | 4,397.42 mi (7,076.96 km) |
| Piqua to Kurikka | 4,273.10 mi (6,876.88 km) |
| Piqua to Kuusamo | 4,303.21 mi (6,925.35 km) |
| Piqua to Kuusankoski | 4,454.06 mi (7,168.11 km) |
| Piqua to Lahti | 4,424.93 mi (7,121.24 km) |
| Piqua to Laitila | 4,321.01 mi (6,954.00 km) |
| Piqua to Lapinlahti | 4,370.17 mi (7,033.11 km) |
| Piqua to Lappeenranta | 4,488.35 mi (7,223.31 km) |
