Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB7WYO callsign genealogy
Currently held by HOWELL, WILLIAM 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 KB7WYO's current licensee, walking backwards.
- Bliss, Shawn NUTgranted 2015-12-09cancelled 2016-02-09
Successor callsigns
Callsigns held now by people who previously held KB7WYO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7WYO, oldest first.
- HOWELL, WILLIAM H WA2003-06-05 → cancelled 2015-09-01
- Bliss, Shawn N UT2016-02-09 active