Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD9MAC callsign genealogy
Currently held by MacDonald, Gordon J
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 KD9MAC's current licensee, walking backwards.
- MacDonald, Gordon JILgranted 2017-07-14cancelled 2017-08-08
Successor callsigns
Callsigns held now by people who previously held KD9MAC.
No current licensee on record previously held this callsign.