Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0RAW callsign genealogy
Currently held by Mayo, Ruth A
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 KC0RAW's current licensee, walking backwards.
- Hanes Jr, Ray LMNgranted 2015-07-27cancelled 2021-07-03
Successor callsigns
Callsigns held now by people who previously held KC0RAW.
- Mayo, Ruth AAZgranted 2014-10-04
All historical holders
Every license row we've seen with the callsign KC0RAW, oldest first.
- Mayo, Ruth A CO2003-11-04 → cancelled 2004-11-02
- Hanes Jr, Ray L MN2021-07-03 active