Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4RMK callsign genealogy
Currently held by MINTZ, GLENDA 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 N4RMK's current licensee, walking backwards.
- KEETON, ROBERT MTNgranted 2017-01-19cancelled 2017-03-17
Successor callsigns
Callsigns held now by people who previously held N4RMK.
- KEETON, ROBERT MMTgranted 2018-11-02cancelled 2024-09-04
All historical holders
Every license row we've seen with the callsign N4RMK, oldest first.
- MINTZ, GLENDA L AL1987-11-10 → cancelled 1999-11-11
- KEETON, ROBERT M TN2017-03-17 → cancelled 2018-11-02