Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD6QB callsign genealogy
Currently held by CALLIER, WILLIAM J
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 KD6QB's current licensee, walking backwards.
- Callier I, Kris MKSgranted 2018-08-10cancelled 2019-02-01
Successor callsigns
Callsigns held now by people who previously held KD6QB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD6QB, oldest first.
- CALLIER, WILLIAM J CA2005-09-20 → cancelled 2017-11-29
- Callier I, Kris M KS2019-02-01 active