Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7WZ callsign genealogy
Currently held by Buttles, John W
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 N7WZ's current licensee, walking backwards.
- Buttles, John WUTgranted 1999-08-23cancelled 2001-08-15
- N0HYCno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held N7WZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7WZ, oldest first.
- TIGARD PUBLIC SERVICE OR1997-07-31 → cancelled 1999-07-06
- Buttles, John W ID2021-07-02 active