Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4SGD callsign genealogy
Currently held by WILEY, TERRY M
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 K4SGD's current licensee, walking backwards.
- WILEY, TERRY MNCgranted 2024-05-16cancelled 2026-01-09
Successor callsigns
Callsigns held now by people who previously held K4SGD.
No current licensee on record previously held this callsign.