Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0SUN callsign genealogy
Currently held by BUCKWALTER, William D
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 W0SUN's current licensee, walking backwards.
- BUCKWALTER, WILLIAM DCOgranted 2004-05-24cancelled 2011-02-18
Successor callsigns
Callsigns held now by people who previously held W0SUN.
No current licensee on record previously held this callsign.