Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5BFJ callsign genealogy
Currently held by BAUMGARDNER III, PAUL S
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 K5BFJ's current licensee, walking backwards.
- Pacholka, Nathan ANMgranted 2021-08-23cancelled 2021-09-10
Successor callsigns
Callsigns held now by people who previously held K5BFJ.
- BAUMGARDNER III, PAUL STXgranted 2024-10-05
All historical holders
Every license row we've seen with the callsign K5BFJ, oldest first.
- BAUMGARDNER III, PAUL S TX2000-03-07 → cancelled 2004-06-05
- Pacholka, Nathan A AR2021-09-10 active