Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG7XU callsign genealogy
Currently held by Sanchez Jr, Ernesto
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 KG7XU's current licensee, walking backwards.
- Sanchez Jr, ErnestoWAgranted 2017-07-21cancelled 2017-08-15
Successor callsigns
Callsigns held now by people who previously held KG7XU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KG7XU, oldest first.
- SANCHEZ JR, ERNIE WA1992-01-07 → cancelled 2004-01-08
- Sanchez Jr, Ernesto WA2017-08-15 active