Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9KWC callsign genealogy
Currently held by YOUNG, DAVID L
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 KA9KWC's current licensee, walking backwards.
- Young, David LWIgranted 2009-05-12cancelled 2009-06-05
Successor callsigns
Callsigns held now by people who previously held KA9KWC.
- Young, David LWIgranted 2012-11-06cancelled 2024-12-04
All historical holders
Every license row we've seen with the callsign KA9KWC, oldest first.
- YOUNG, DAVID L WI1988-05-10 → cancelled 2000-05-11
- Young, David L WI2009-06-05 → cancelled 2012-11-06