Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4WDX callsign genealogy
Currently held by Joiner Jr, David C
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 KN4WDX's current licensee, walking backwards.
- Joiner Jr, David CVAgranted 2019-01-30cancelled 2019-03-15
Successor callsigns
Callsigns held now by people who previously held KN4WDX.
- Joiner Jr, David CVAgranted 2019-09-06