Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1KSN callsign genealogy
Currently held by Watson, William 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 KB1KSN'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 KB1KSN.
- Watson, William HNVgranted 2014-01-08cancelled 2026-04-07