Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5ZEN callsign genealogy
Currently held by MURPHEY III, JOSEPH 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 N5ZEN's current licensee, walking backwards.
- Sturm, NicholasWAgranted 2018-05-22cancelled 2018-06-12
Successor callsigns
Callsigns held now by people who previously held N5ZEN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5ZEN, oldest first.
- MURPHEY III, JOSEPH H AZ1992-02-25 → cancelled 2004-02-26
- Sturm, Nicholas WA2018-06-12 active