Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9FBA callsign genealogy
Currently held by JANOTA, JAMES J
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 K9FBA's current licensee, walking backwards.
- Janota Jr, James JFLgranted 2015-04-30cancelled 2015-09-29
Successor callsigns
Callsigns held now by people who previously held K9FBA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9FBA, oldest first.
- JANOTA, JAMES J WI2003-06-03 → cancelled 2015-06-04
- Janota Jr, James J FL2026-03-24 active