Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5BRT callsign genealogy
Currently held by CHAFFIN, JOHN 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 W5BRT's current licensee, walking backwards.
- CHAFFIN, JOHN ETXgranted 2006-09-26cancelled 2015-03-31
Successor callsigns
Callsigns held now by people who previously held W5BRT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5BRT, oldest first.
- CORDELL, RALPH L OK1996-02-05 → cancelled 2008-02-06
- CHAFFIN, JOHN E CA2025-06-06 active