Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0ARN callsign genealogy
Currently held by Blair III, William B
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 W0ARN's current licensee, walking backwards.
- Blair III, William BCOgranted 2000-02-23cancelled 2002-04-19
Successor callsigns
Callsigns held now by people who previously held W0ARN.
No current licensee on record previously held this callsign.