Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA5ZF callsign genealogy
Currently held by McCloud, James
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 AA5ZF's current licensee, walking backwards.
- McCloud, JamesTXgranted 2017-11-14cancelled 2017-12-27
Successor callsigns
Callsigns held now by people who previously held AA5ZF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA5ZF, oldest first.
- THOMPSON JR, OSCAR D OK1991-07-02 → cancelled 2003-07-03
- McCloud, James TX2017-12-27 active