Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7RMS callsign genealogy
Currently held by Sharp, Robert 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 K7RMS's current licensee, walking backwards.
- Persie III, Joseph MIDgranted 2024-11-26cancelled 2025-01-31
Successor callsigns
Callsigns held now by people who previously held K7RMS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7RMS, oldest first.
- Sharp, Robert M AZ2012-06-13 → cancelled 2024-08-29
- Persie III, Joseph M ID2025-01-31 active