Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9BLR callsign genealogy
Currently held by POPOVITS, FRANK E
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 K9BLR's current licensee, walking backwards.
- Richwine, Brian LINgranted 2018-02-21cancelled 2018-03-20
Successor callsigns
Callsigns held now by people who previously held K9BLR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9BLR, oldest first.
- POPOVITS, FRANK E TX1997-08-01 → cancelled 2009-08-04
- Richwine, Brian L IN2018-03-20 active