Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4WDH callsign genealogy
Currently held by HAYES JR, WARREN 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 K4WDH's current licensee, walking backwards.
- HAYES JR, WARREN Dcancelled 1997-10-07
Successor callsigns
Callsigns held now by people who previously held K4WDH.
No current licensee on record previously held this callsign.