Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NKO callsign genealogy
Currently held by KANKO, RALPH 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 K4NKO's current licensee, walking backwards.
- Kanko, Ralph EOHgranted 2006-03-15cancelled 2007-06-12
Successor callsigns
Callsigns held now by people who previously held K4NKO.
No current licensee on record previously held this callsign.