Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0BKR callsign genealogy
Currently held by HOCHSCHEID, JOHN A
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 KD0BKR's current licensee, walking backwards.
- BAKER, DOUGLAS RMOgranted 2022-11-22cancelled 2022-12-30
Successor callsigns
Callsigns held now by people who previously held KD0BKR.
- HOCHSCHEID, JOHN AKSgranted 2019-04-29
All historical holders
Every license row we've seen with the callsign KD0BKR, oldest first.
- HOCHSCHEID, JOHN A KS2007-08-20 → cancelled 2009-06-30
- BAKER, DOUGLAS R MO2022-12-30 active