DB4OO Meaning of DB4OO in English Located in JO52AODXCC entity: DA-DL - Fed. Rep. of Germany Last update on: 01/1998 Search DB4OO at QRZ.COMSearch DB4OO at VHF-Group DL-West Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012