Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9YIW callsign genealogy
Currently held by Nystrom, Ronald R
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 KB9YIW'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 KB9YIW.
- Nystrom, Ronald RNDgranted 2010-09-21cancelled 2014-05-06