Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6AZ callsign genealogy
Currently held by Grover, Jonathan D
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 N6AZ's current licensee, walking backwards.
- Grover, Jonathan DMOgranted 2010-04-20cancelled 2010-08-20
Successor callsigns
Callsigns held now by people who previously held N6AZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6AZ, oldest first.
- KNUDSEN, JOHN J CA1998-07-30 → cancelled 2010-07-31
- Grover, Jonathan D AL2020-07-03 active