Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6MRX callsign genealogy
Currently held by Fernandez, Mark Daniel B
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 N6MRX's current licensee, walking backwards.
- Fernandez, Mark Daniel BCAgranted 2021-08-20cancelled 2022-02-23
Successor callsigns
Callsigns held now by people who previously held N6MRX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6MRX, oldest first.
- CROSS, FRANK L CA2006-08-01 → cancelled 2018-09-19
- Fernandez, Mark Daniel B CA2022-02-23 active