Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4GZT callsign genealogy
Currently held by Kaplan, David
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 KR4GZT's current licensee, walking backwards.
- Kaplan, DavidKYgranted 2025-09-27cancelled 2025-11-19
Successor callsigns
Callsigns held now by people who previously held KR4GZT.
No current licensee on record previously held this callsign.