Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5AX callsign genealogy
Currently held by Hibbetts, Michael R
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 AD5AX's current licensee, walking backwards.
- DuBose, AustinTXgranted 2020-07-10cancelled 2020-10-23
Successor callsigns
Callsigns held now by people who previously held AD5AX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AD5AX, oldest first.
- Hibbetts, Michael R TX1999-06-22 → cancelled 2011-06-23
- DuBose, Austin TX2020-10-23 active