Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7ZRO callsign genealogy
Currently held by Mondragon, Isaac
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 N7ZRO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N7ZRO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7ZRO, oldest first.
- COPPING, CLINT L WY2012-05-15 → cancelled 2024-07-09
- Mondragon, Isaac OR2024-07-26 active