Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA0WCF callsign genealogy
Currently held by SEIDEL, 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 KA0WCF's current licensee, walking backwards.
- Carlson, Christian LKSgranted 2019-06-18cancelled 2019-08-30
Successor callsigns
Callsigns held now by people who previously held KA0WCF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA0WCF, oldest first.
- SEIDEL, DAVID L MN2007-06-27 → cancelled 2019-06-28
- Carlson, Christian L KS2019-08-30 active