Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0CRG callsign genealogy
Currently held by SATER, WILBUR W
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 K0CRG's current licensee, walking backwards.
- KC0QNWcancelledCastle Rock Repeater Group, IncCOgranted 2003-08-12cancelled 2003-09-23
Successor callsigns
Callsigns held now by people who previously held K0CRG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0CRG, oldest first.
- SATER, WILBUR W IA1987-09-01 → cancelled 1999-09-02
- CASTLE ROCK REPEATER GROUP INC CO2013-07-16 → cancelled 2025-09-24