Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7JRG callsign genealogy
Currently held by LIEBERG, DOUGLAS 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 KB7JRG's current licensee, walking backwards.
- GOATES, JEFFREY RUTgranted 1997-10-14cancelled 2003-01-03
Successor callsigns
Callsigns held now by people who previously held KB7JRG.
- Goates, Jeffrey RUTgranted 2023-09-28
All historical holders
Every license row we've seen with the callsign KB7JRG, oldest first.
- LIEBERG, DOUGLAS W WA1990-02-06 → cancelled 2002-03-07
- GOATES, JEFFREY R UT2012-11-01 → cancelled 2013-12-17