DL2SB since 1966; OH3ZAG 1974 to 1987; A9XCW 1980 to 1981; A92CW 1981; OH5NYI 1987 to 2007; OH5SB since 2005;

DN2SB as an additional callsign for training purposes since 2007; so the operator of DN2SB in most cases will be unexperienced! (as is the case with all operators of stations with the DN prefix).

SWL callsign: DE3ZAG

DOK for DL2SB and DN2SB: R16