Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0QK callsign genealogy
Currently held by DAVIS, RALPH S
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 AC0QK's current licensee, walking backwards.
- DAVIS, RALPH SMOgranted 2009-02-25cancelled 2009-10-26
Successor callsigns
Callsigns held now by people who previously held AC0QK.
No current licensee on record previously held this callsign.