Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4YOE callsign genealogy
Currently held by Wyse III, Benjamin 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 K4YOE's current licensee, walking backwards.
- Wyse III, Benjamin DILgranted 1994-01-04cancelled 2002-03-20
Successor callsigns
Callsigns held now by people who previously held K4YOE.
- Wyse, Benjamin DINgranted 2015-06-27