Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0RAY callsign genealogy
Currently held by Mason, Raymond B
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 KC0RAY's current licensee, walking backwards.
- Mason, Raymond BVTgranted 2017-06-19cancelled 2018-08-21
Successor callsigns
Callsigns held now by people who previously held KC0RAY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0RAY, oldest first.
- Wilhelm, Jennifer A CO2003-11-04 → cancelled 2015-11-05
- Mason, Raymond B VT2018-08-21 active