Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NKR callsign genealogy
Currently held by SPENCER, ERNEST H
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 K4NKR's current licensee, walking backwards.
- Spencer, Ernest HNCgranted 2006-02-02cancelled 2006-03-31
Successor callsigns
Callsigns held now by people who previously held K4NKR.
No current licensee on record previously held this callsign.