Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9WBH callsign genealogy
Currently held by Hansen, William B
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 K9WBH's current licensee, walking backwards.
- Hansen, William BWIgranted 2008-03-06cancelled 2008-03-28
Successor callsigns
Callsigns held now by people who previously held K9WBH.
No current licensee on record previously held this callsign.