Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WU4ING callsign genealogy
Currently held by Knepprath, Adam 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 WU4ING's current licensee, walking backwards.
- Knepprath, Adam CNCgranted 2022-07-01cancelled 2022-07-19
Successor callsigns
Callsigns held now by people who previously held WU4ING.
No current licensee on record previously held this callsign.