Kalish (Greater Poland Voivodeship)
Ketrzyn (Warmian-Masurian Voivodeship)
Kielce (Swietokrzyskie Voivodeship)
Kolo (Greater Poland Voivodeship)
Konin (Greater Poland Voivodeship)
Koscian (Greater Poland Voivodeship)
Krakow (Lesser Poland Voivodeship)
Krosno (Podkarpackie Voivodeship)