Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4FEH callsign genealogy
Currently held by Holder, Franklin E
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 KR4FEH's current licensee, walking backwards.
- Holder, Franklin ENCgranted 2025-02-11cancelled 2025-03-11
Successor callsigns
Callsigns held now by people who previously held KR4FEH.
No current licensee on record previously held this callsign.