Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4HCJ callsign genealogy
Currently held by PHILLIPS, BILL 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 K4HCJ's current licensee, walking backwards.
- James IV, Harry CTNgranted 2020-01-28cancelled 2020-02-19
Successor callsigns
Callsigns held now by people who previously held K4HCJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4HCJ, oldest first.
- PHILLIPS, BILL D FL1996-06-06 → cancelled 2008-06-07
- James IV, Harry C TN2020-02-19 active