Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4CWX callsign genealogy
Currently held by INMAN, BENJAMIN S
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 KJ4CWX's current licensee, walking backwards.
- Mizerak, David PNCgranted 2010-03-12cancelled 2012-03-03
Successor callsigns
Callsigns held now by people who previously held KJ4CWX.
All historical holders
Every license row we've seen with the callsign KJ4CWX, oldest first.
- INMAN, BENJAMIN S NC2008-03-20 → cancelled 2008-08-12
- Mizerak, David P NC2012-03-03 → cancelled 2013-02-20