Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0LKD callsign genealogy
Currently held by KING, WILLIAM H
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 W0LKD's current licensee, walking backwards.
- KING, ALLAN KCOgranted 1998-03-17cancelled 2005-03-08
Successor callsigns
Callsigns held now by people who previously held W0LKD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0LKD, oldest first.
- KING, WILLIAM H CO1995-04-20 → cancelled 2004-11-21
- KING, ALLAN K CO2025-06-06 active