KO4ER Meaning of KO4ER in English Located in FM18DXCC entity: K,W,N, AA-AK - United States of America Last update on: 01/1900 Search KO4ER at QRZ.COMSearch KO4ER at VHF-Group DL-West Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012