Klagenfurt Klagenfurt or Klagenfurt am Wörthersee is the administrative center of the federal state of Carinthia. The first IKEA store in Klagenfurt opened in 2008. IKEA Klagenfurt 0.0 /5 rating (0 votes) Ikea Platz 1, 9020 Klagenfurt am Wörthersee Details