Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5MZF callsign genealogy
Currently held by Graves, John 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 KD5MZF's current licensee, walking backwards.
- Graves, John MTXgranted 2022-08-30cancelled 2022-09-17
Successor callsigns
Callsigns held now by people who previously held KD5MZF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD5MZF, oldest first.
- Graves, John M TX2001-01-29 → cancelled 2013-01-30
- Graves, John M TX2022-09-17 active