DD4JB Meaning of DD4JB in English Located in JO31KFDXCC entity: DA-DL - Fed. Rep. of Germany Last update on: 01/1998 Search DD4JB at QRZ.COMSearch DD4JB at VHF-Group DL-West Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012