Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0YGF callsign genealogy
Currently held by KASTNER, 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 W0YGF's current licensee, walking backwards.
- KASTNER, WILLIAM DKSgranted 1993-05-11cancelled 2002-09-13
Successor callsigns
Callsigns held now by people who previously held W0YGF.
No current licensee on record previously held this callsign.