Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0OTQ callsign genealogy
Currently held by OLIVER, BRIAN K
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 KD0OTQ's current licensee, walking backwards.
- OLIVER, BRIAN KIAgranted 2003-03-08cancelled 2011-05-26
Successor callsigns
Callsigns held now by people who previously held KD0OTQ.
- OLIVER, BRIAN KIAgranted 2021-08-19