Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9HBM callsign genealogy
Currently held by STRANG, JOHN H
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 K9HBM's current licensee, walking backwards.
- MOORE JR, HENRY BFLgranted 2013-12-09cancelled 2014-01-07
Successor callsigns
Callsigns held now by people who previously held K9HBM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9HBM, oldest first.
- STRANG, JOHN H CA1997-01-28 → cancelled 2009-01-29
- MOORE JR, HENRY B FL2014-01-07 → cancelled 2026-03-07