Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4APU callsign genealogy
Currently held by Hedrick, David L
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 KK4APU's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KK4APU.
- HEDRICK, DAVID LVAgranted 2021-04-01cancelled 2024-04-12