Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4KTQ callsign genealogy
Currently held by Calvert, Jocob N
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 KO4KTQ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KO4KTQ.
- Calvert, Jacob NALgranted 2021-01-29