Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4JW callsign genealogy
Currently held by PHILLIPS, JOHN W
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 KB4JW's current licensee, walking backwards.
- PHILLIPS, JOHN WGAgranted 2005-09-24cancelled 2011-10-18
Successor callsigns
Callsigns held now by people who previously held KB4JW.
- Brown, Randolph(Randy) HCAgranted 2012-05-16cancelled 2024-07-27
All historical holders
Every license row we've seen with the callsign KB4JW, oldest first.
- Brown, Randolph H CA2002-07-26 → cancelled 2008-05-13
- PHILLIPS, JOHN W GA2021-09-21 active