Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0WRC callsign genealogy
Currently held by CUSTER, WILLIAM R
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 W0WRC's current licensee, walking backwards.
- KO4ZJNcancelledWireless Amateur Radio ClubTNgranted 2022-04-06cancelled 2022-04-26
Successor callsigns
Callsigns held now by people who previously held W0WRC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0WRC, oldest first.
- CUSTER, WILLIAM R CA2003-07-09 → cancelled 2015-07-10
- Wireless Amateur Radio Club WI2022-04-26 active