Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4HHA callsign genealogy
Currently held by MURRELL, VONN R
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 K4HHA's current licensee, walking backwards.
- GIBSON, MICHAEL SNCgranted 2013-12-14cancelled 2020-04-07
Successor callsigns
Callsigns held now by people who previously held K4HHA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4HHA, oldest first.
- MURRELL, VONN R TN2007-05-23 → cancelled 2015-02-25
- GIBSON, MICHAEL S TN2020-04-07 active