Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1DSJ callsign genealogy
Currently held by Jang, Daniel
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KC1DSJ's current licensee, walking backwards.
- JANG, DANIELMAgranted 2020-06-18cancelled 2020-07-07
Successor callsigns
Callsigns held now by people who previously held KC1DSJ.
- Kania, John MCTgranted 2015-05-19cancelled 2018-05-12
All historical holders
Every license row we've seen with the callsign KC1DSJ, oldest first.
- Kania, John M CT2015-04-27 → cancelled 2015-05-19
- Jang, Daniel MA2020-07-07 active