Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9VBW callsign genealogy
Currently held by LEHRKE, MICHAEL E
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 KA9VBW's current licensee, walking backwards.
- Lehrke, Michael EMNgranted 2005-07-19cancelled 2006-08-29
Successor callsigns
Callsigns held now by people who previously held KA9VBW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9VBW, oldest first.
- PETERSON, MAYNARD D WI1997-03-19 → cancelled 2003-11-18
- LEHRKE, MICHAEL E MN2026-07-25 active