Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6TMJ callsign genealogy
Currently held by GARDNER, HARRY C
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 W6TMJ's current licensee, walking backwards.
- Estela, CesarCAgranted 2018-05-09cancelled 2020-01-17
Successor callsigns
Callsigns held now by people who previously held W6TMJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6TMJ, oldest first.
- GARDNER, HARRY C CA1988-07-05 → cancelled 2000-07-06
- Estela, Cesar CA2020-01-17 active