Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6KKR callsign genealogy
Currently held by Mayes, David F
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 K6KKR's current licensee, walking backwards.
- Taberne, Alejandro ACAgranted 2021-06-22cancelled 2021-07-12
Successor callsigns
Callsigns held now by people who previously held K6KKR.
- Mayes, David FCAgranted 2019-03-09
All historical holders
Every license row we've seen with the callsign K6KKR, oldest first.
- Mayes, David F CA2012-07-24 → cancelled 2019-03-09
- Taberne, Alejandro A CA2021-07-12 active