Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7MTM callsign genealogy
Currently held by KAMINSKY, RANDALL S
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 K7MTM's current licensee, walking backwards.
- KAMINSKY, RANDALL SMTgranted 2024-01-31cancelled 2024-02-23
Successor callsigns
Callsigns held now by people who previously held K7MTM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7MTM, oldest first.
- Adams, Michael E OR2011-04-23 → cancelled 2023-04-25
- KAMINSKY, RANDALL S MT2024-02-23 active