Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4BDL callsign genealogy
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 KC4BDL's current licensee, walking backwards.
- Harris, David ATXgranted 2022-04-05cancelled 2022-04-23
Successor callsigns
Callsigns held now by people who previously held KC4BDL.
- BIHUN, CHARLESPAgranted 2019-04-18
All historical holders
Every license row we've seen with the callsign KC4BDL, oldest first.
- Harris, David A TX2022-04-23 active
- —— → cancelled 1999-04-30