Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB6ZXF callsign genealogy
Currently held by MARTIN, JOHN T
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 WB6ZXF's current licensee, walking backwards.
- Martin, John TCAgranted 2021-03-08cancelled 2021-07-27
Successor callsigns
Callsigns held now by people who previously held WB6ZXF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB6ZXF, oldest first.
- MARTIN, JOHN T CA2007-04-25 → cancelled 2019-06-28
- Martin 816, John T CA2021-07-27 active