Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4AQO callsign genealogy
Currently held by CLIBURN, CECIL D
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 K4AQO's current licensee, walking backwards.
- STEIGER, JACKSON CFLgranted 2015-03-02cancelled 2015-03-21
Successor callsigns
Callsigns held now by people who previously held K4AQO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4AQO, oldest first.
- CLIBURN, CECIL D FL1995-11-28 → cancelled 2007-11-29
- Schteiger, fyodor ME2015-03-21 active