Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7AZW callsign genealogy
Currently held by ISOLDI, STEVEN 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 W7AZW's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W7AZW.
- ISOLDI, STEVEN KFLgranted 2016-11-18cancelled 2017-05-09
All historical holders
Every license row we've seen with the callsign W7AZW, oldest first.
- Gibler Sr, Robert C AZ2004-02-18 → cancelled 2016-02-19
- ISOLDI, STEVEN K AZ2016-03-18 → cancelled 2016-11-18