Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9PGR callsign genealogy
Currently held by Warnest 463, John C
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 K9PGR's current licensee, walking backwards.
- Warnest, John CWIgranted 2020-05-21cancelled 2020-06-19
Successor callsigns
Callsigns held now by people who previously held K9PGR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9PGR, oldest first.
- OSBURN, CARLTON M IN1994-07-14 → cancelled 2006-07-15
- Warnest 463, John C WI2020-06-19 active