DL4OAS Meaning of DL4OAS in English Located in JO42QIDXCC entity: DA-DL - Fed. Rep. of Germany Last update on: 01/1998 Search DL4OAS at QRZ.COMSearch DL4OAS at VHF-Group DL-West Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012