Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC3QMO callsign genealogy
Currently held by STERNTHAL, JONATHAN W
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 KC3QMO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC3QMO.
- STERNTHAL, JONATHAN WOHgranted 2021-02-17cancelled 2021-06-02