Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9MOY callsign genealogy
Currently held by MAYSTER, HAROLD
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 K9MOY's current licensee, walking backwards.
- Moysard, Damon MIDgranted 2015-11-12cancelled 2016-02-20
Successor callsigns
Callsigns held now by people who previously held K9MOY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9MOY, oldest first.
- MAYSTER, HAROLD TX1999-04-09 → cancelled 2011-04-12
- Moysard, Damon ID2025-12-04 active