Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5UMG callsign genealogy
Currently held by COERS, LYNDON L
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 K5UMG's current licensee, walking backwards.
- Coers, Lyndon LTXgranted 2022-03-22cancelled 2022-04-12
Successor callsigns
Callsigns held now by people who previously held K5UMG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5UMG, oldest first.
- COERS, LYNDON L TX1999-05-20 → cancelled 2011-05-21
- Coers, Lyndon L TX2022-04-12 active