Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9AFB callsign genealogy
Currently held by Walker, Michael A
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 K9AFB's current licensee, walking backwards.
- Walker, Michael AWIgranted 2008-03-11cancelled 2009-12-15
Successor callsigns
Callsigns held now by people who previously held K9AFB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9AFB, oldest first.
- FRANKER, JOE H IL1996-04-05 → cancelled 2008-04-08
- Walker, Michael A WI2020-07-24 active