Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4JER callsign genealogy
Currently held by Beck, Jeremy
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 KC4JER's current licensee, walking backwards.
- Beck, JeremyFLgranted 2020-10-15cancelled 2020-11-03
Successor callsigns
Callsigns held now by people who previously held KC4JER.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4JER, oldest first.
- HARRIS, CHARLES H FL1989-03-14 → cancelled 2001-03-15
- Beck, Jeremy FL2020-11-03 active