Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9MFJ callsign genealogy
Currently held by CARR, LARRY A
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 WB9MFJ's current licensee, walking backwards.
- Carr, Christopher AOHgranted 2026-08-12cancelled 2026-09-01
Successor callsigns
Callsigns held now by people who previously held WB9MFJ.
- CARR, LARRY AFLgranted 2004-12-11cancelled 2016-12-13
All historical holders
Every license row we've seen with the callsign WB9MFJ, oldest first.
- CARR, LARRY A FL2001-03-22 → cancelled 2004-12-11
- Carr, Christopher A OH2026-09-01 active