Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA0KD callsign genealogy
Currently held by Bales, Myron 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 AA0KD's current licensee, walking backwards.
- Bales, Myron RCOgranted 2008-07-08cancelled 2016-07-19
Successor callsigns
Callsigns held now by people who previously held AA0KD.
- MARSHALL, GREGORY AMNgranted 2017-01-06
All historical holders
Every license row we've seen with the callsign AA0KD, oldest first.
- MARSHALL, GREGORY A MN2002-06-24 → cancelled 2007-03-02
- Bales, Myron R CO2026-06-23 active