Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4MBK callsign genealogy
Currently held by WILKES, HAROLD W
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 KI4MBK's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI4MBK.
- WILKES, HAROLD WFLgranted 2009-10-02cancelled 2010-04-06