Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4JC callsign genealogy
Currently held by Lorenzen, Ivan T
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 W4JC's current licensee, walking backwards.
- JONES JR, EUGENESCgranted 2012-10-15cancelled 2013-03-05
Successor callsigns
Callsigns held now by people who previously held W4JC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4JC, oldest first.
- Lorenzen, Ivan T CA2000-11-28 → cancelled 2013-02-13
- JONES JR, EUGENE SC2023-01-14 active