Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0USC callsign genealogy
Currently held by Shideler III, John C
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 W0USC's current licensee, walking backwards.
- Shideler III, John CCOgranted 2013-03-15cancelled 2013-08-09
Successor callsigns
Callsigns held now by people who previously held W0USC.
No current licensee on record previously held this callsign.