| JARD | Japan Amateur Radio Development Association |
| JARL | Japan Amateur Radio League |
| JCC | Japan Century Citi |
| JCG | Japan Century Guns |
| JIA |
Japanese IOTA Islands Award |
| JLRS | Japan Ladies Radio Society |
| JOTA |
Jamboree on the Air |
| JOTI |
Jamboree on the Internet |
| JSCARC | Johnson Space Center Amateur Radio Club |
DL7UXG
QTH: Berlin
Loc. JO62sk
DOK: D21
DIG: 5375
GDXF: 917
EPC: 5365
(C) 2022 DL7UXG / Klaus Pöls
