Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4JAW callsign genealogy
Currently held by Wilfert, James 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 K4JAW's current licensee, walking backwards.
- Wilfert, James AFLgranted 2001-04-27cancelled 2001-05-18
Successor callsigns
Callsigns held now by people who previously held K4JAW.
No current licensee on record previously held this callsign.