Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4BKH callsign genealogy
Currently held by Kunkle Jr, Michael 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 WB4BKH's current licensee, walking backwards.
- Kunkle Jr, Michael AMSgranted 2018-12-31cancelled 2019-02-14
Successor callsigns
Callsigns held now by people who previously held WB4BKH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4BKH, oldest first.
- HURST, JERRY N AL1987-10-20 → cancelled 1999-10-21
- Kunkle Jr, Michael A MS2019-02-14 active