Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD0LZX callsign genealogy
Currently held by Braaten, James
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 KD0LZX's current licensee, walking backwards.
- Gretz, DanCOgranted 2014-02-03cancelled 2014-02-28
Successor callsigns
Callsigns held now by people who previously held KD0LZX.
- Braaten, JamesKSgranted 2020-07-01
All historical holders
Every license row we've seen with the callsign KD0LZX, oldest first.
- Braaten, James MN2010-06-15 → cancelled 2010-07-10
- Gretz, Dan CO2014-02-28 → cancelled 2026-03-07