Areas with echoes

• Greater Poland Voivodeship

  6 echoes

• Lesser Poland Voivodeship

  10 echoes

• Lower Silesian Voivodeship

  1 echo

• Masovian Voivodeship

  8 echoes

• Podlasie

  1 echo

• Pomeranian Voivodeship

  1 echo

• Łódź Voivodeship

  1 echo