Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR4WS callsign genealogy
Currently held by BYRON, ROGER W
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 KR4WS's current licensee, walking backwards.
- Byron, Roger WFLgranted 1994-07-18cancelled 2001-05-26
Successor callsigns
Callsigns held now by people who previously held KR4WS.
- Byron, Roger WFLgranted 1994-07-18cancelled 2001-05-26
All historical holders
Every license row we've seen with the callsign KR4WS, oldest first.
- BYRON, ROGER W FL1994-07-18 → cancelled 2000-06-03
- Byron, Roger W FL2021-03-05 active