Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4ARR callsign genealogy
Currently held by Perez-Fasano, Sylvia
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 KI4ARR's current licensee, walking backwards.
- Clark, Edward LFLgranted 2007-10-01cancelled 2016-08-26
Successor callsigns
Callsigns held now by people who previously held KI4ARR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KI4ARR, oldest first.
- Perez-Fasano, Sylvia VA2003-06-09 → cancelled 2015-06-10
- Clark, Edward L FL2026-06-04 active