Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4WI callsign genealogy
Currently held by JUDD, COURTNEY A
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 K4WI's current licensee, walking backwards.
- JUDD, COURTNEY AALgranted 1997-03-21cancelled 1999-11-13
Successor callsigns
Callsigns held now by people who previously held K4WI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4WI, oldest first.
- WOOD, ROBERT J NC1987-09-22 → cancelled 1999-09-23
- JUDD, COURTNEY A AL2019-09-23 active