Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK7DH callsign genealogy
Currently held by BYERS, BRIAN C
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 KK7DH's current licensee, walking backwards.
- HEWETT, DOUGLAS EWAgranted 1997-03-24cancelled 2003-03-08
- KC7QFMno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KK7DH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK7DH, oldest first.
- HEWETT, DOUGLAS E WA2023-01-04 active
- BYERS, BRIAN C— → cancelled 1998-03-20