Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1ECM callsign genealogy
Currently held by Myhrer, Einar C
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 K1ECM's current licensee, walking backwards.
- SMITH, JEFFUTgranted 2022-01-18cancelled 2022-02-05
Successor callsigns
Callsigns held now by people who previously held K1ECM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1ECM, oldest first.
- Myhrer, Einar C CA2005-04-23 → cancelled 2017-04-25
- SMITH, JEFF UT2022-02-05 active