Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9ZTO callsign genealogy
Currently held by HUGHES, DANNY R
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 N9ZTO's current licensee, walking backwards.
- Hughes, Danny RINgranted 2018-07-05cancelled 2018-08-28
Successor callsigns
Callsigns held now by people who previously held N9ZTO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9ZTO, oldest first.
- HUGHES, DANNY R IN1995-01-12 → cancelled 2007-01-13
- Hughes, Danny R OH2018-08-28 active