Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6ZL callsign genealogy
Currently held by RUHL, WERNER H
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 N6ZL's current licensee, walking backwards.
- Cranney, Jeffrey CCAgranted 2016-02-03cancelled 2019-12-10
Successor callsigns
Callsigns held now by people who previously held N6ZL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6ZL, oldest first.
- RUHL, WERNER H CA1988-03-08 → cancelled 2000-03-09
- HEADLEY, HARVEY CA2010-06-19 → cancelled 2017-09-08
- Cranney, Jeffrey C CA2019-12-10 active