Y23KO Meaning of Y23KO in English Located in JO62XXDXCC entity: DA-DL - Fed. Rep. of Germany Last update on: 12/1990 Search Y23KO at QRZ.COMSearch Y23KO at VHF-Group DL-West Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012