Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9ZA callsign genealogy
Currently held by DUNLAP, HOWARD L
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 N9ZA's current licensee, walking backwards.
- Mooberry, Ethan DILgranted 2017-08-30cancelled 2018-11-24
Successor callsigns
Callsigns held now by people who previously held N9ZA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9ZA, oldest first.
- DUNLAP, HOWARD L IL2006-08-26 → cancelled 2018-11-06
- Mooberry, Ethan D MS2018-11-24 active