Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB7NMU callsign genealogy
Currently held by Conder, Justin B
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 WB7NMU's current licensee, walking backwards.
- Conder, Justin BUTgranted 2007-10-26cancelled 2012-06-29
Successor callsigns
Callsigns held now by people who previously held WB7NMU.
- CONDER, JEFFERY LUTgranted 2020-07-23
All historical holders
Every license row we've seen with the callsign WB7NMU, oldest first.
- CONDER, JEFFERY L CA1991-05-28 → cancelled 2000-09-12
- Conder, Justin B UT2012-06-29 → cancelled 2024-07-02