Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4W callsign genealogy
Currently held by Williams, Margaret H
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 KI4W's current licensee, walking backwards.
- COWART, FLOYD DNCgranted 2013-12-10cancelled 2020-02-25
Successor callsigns
Callsigns held now by people who previously held KI4W.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KI4W, oldest first.
- Williams, Margaret H GA2008-02-04 → cancelled 2020-02-05
- COWART, FLOYD D NC2020-02-25 active