Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4RMR callsign genealogy
Currently held by RAMOS, ROSA M
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 N4RMR's current licensee, walking backwards.
- RAMOS, ROSA MFLgranted 2013-09-19cancelled 2013-10-17
Successor callsigns
Callsigns held now by people who previously held N4RMR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4RMR, oldest first.
- AMBRISTER, FRANK P TN1997-07-18 → cancelled 2009-07-21
- RAMOS, ROSA M FL2013-10-17 → cancelled 2026-03-07