Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7KZ callsign genealogy
Currently held by ORACLE RIDGE AMATEUR RADIO ASSOCIATION
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 N7KZ's current licensee, walking backwards.
- NIELSON, RANDY AUTgranted 2012-05-03cancelled 2019-03-19
Successor callsigns
Callsigns held now by people who previously held N7KZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7KZ, oldest first.
- ORACLE RIDGE AMATEUR RADIO ASSOCIATION AZ2007-03-09 → cancelled 2019-02-27
- NIELSON, RANDY A UT2019-03-19 active