Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5KAF callsign genealogy
Currently held by RUSSELL, WILLIAM B
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 K5KAF's current licensee, walking backwards.
- RUSSELL, MICHAEL GMSgranted 2009-07-20cancelled 2015-04-18
Successor callsigns
Callsigns held now by people who previously held K5KAF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5KAF, oldest first.
- RUSSELL, WILLIAM B MS2007-10-02 → cancelled 2014-11-16
- RUSSELL, MICHAEL G MS2025-04-12 active