Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD9OYC callsign genealogy
Currently held by Clark, Anthony M
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 KD9OYC's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD9OYC.
- Clark, Anthony MILgranted 2020-04-11cancelled 2020-05-05