Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0AUE callsign genealogy
Currently held by Erdmann, William P
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 KD0AUE's current licensee, walking backwards.
- Erdmann, William PNEgranted 1997-08-18cancelled 2007-05-30
Successor callsigns
Callsigns held now by people who previously held KD0AUE.
No current licensee on record previously held this callsign.