Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4IR callsign genealogy
Currently held by Modesitt, Brooks F
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 KY4IR's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KY4IR.
- Modesitt, Brooks FNCgranted 2021-08-03