Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0YSL callsign genealogy
Currently held by Heyde, Christopher 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 KB0YSL'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 KB0YSL.
- Heyde, Christopher HCAgranted 2008-05-22cancelled 2008-06-20