Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC4WHY callsign genealogy
Currently held by GARDNER, WILLIAM C
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 KC4WHY's current licensee, walking backwards.
- Gardner, William AGAgranted 2013-06-19cancelled 2013-07-27
Successor callsigns
Callsigns held now by people who previously held KC4WHY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4WHY, oldest first.
- GARDNER, WILLIAM C GA1991-06-25 → cancelled 2003-06-26
- Gardner, William A GA2013-07-27 → cancelled 2025-07-29