Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7HLD callsign genealogy
Currently held by THURMAN, ROBERT K
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 W7HLD's current licensee, walking backwards.
- Steber, Michael FAZgranted 2012-02-14cancelled 2015-02-24
Successor callsigns
Callsigns held now by people who previously held W7HLD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7HLD, oldest first.
- THURMAN, ROBERT K AZ2008-09-12 → cancelled 2015-01-05
- STEBER, MICHAEL F AZ2025-04-19 active