Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4GDI callsign genealogy
Currently held by AXSOM, WILLIAM A
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 K4GDI's current licensee, walking backwards.
- Axsom, James ECAgranted 2021-02-22cancelled 2021-03-12
Successor callsigns
Callsigns held now by people who previously held K4GDI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4GDI, oldest first.
- AXSOM, WILLIAM A FL2008-06-17 → cancelled 2020-09-16
- Axsom, James E CA2021-03-12 active