Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0JLW callsign genealogy
Currently held by Mayberry, Colten
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 KC0JLW's current licensee, walking backwards.
- Mayberry, ColtenMOgranted 2026-04-11cancelled 2026-05-01
Successor callsigns
Callsigns held now by people who previously held KC0JLW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0JLW, oldest first.
- KEARNES, ROBERT L KS2000-12-28 → cancelled 2012-12-29
- Mayberry, Colten MO2026-05-01 active