Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4GR callsign genealogy
Currently held by GREEN RIVER AMATEUR RADIO EMERGENCY SERVICE
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 KY4GR's current licensee, walking backwards.
- KI4RXTcancelledGreen River Amateur Radio Emergency ServiceKYgranted 2006-10-30cancelled 2007-02-08
Successor callsigns
Callsigns held now by people who previously held KY4GR.
No current licensee on record previously held this callsign.