Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4RHK callsign genealogy
Currently held by TURNER, JOHN W
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 W4RHK's current licensee, walking backwards.
- Davis, Matthew DALgranted 2007-04-24cancelled 2014-01-28
Successor callsigns
Callsigns held now by people who previously held W4RHK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4RHK, oldest first.
- TURNER, JOHN W AL2007-05-07 → cancelled 2013-04-03
- Davis, Matthew D AL2024-01-23 active