Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC8GYP callsign genealogy
Currently held by RILEY, CHARLES E
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 KC8GYP's current licensee, walking backwards.
- Riley Sr, Charles EOHgranted 2020-02-13cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held KC8GYP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC8GYP, oldest first.
- RILEY, CHARLES E OH2007-04-09 → cancelled 2019-04-19
- Riley, Charles E OH2020-03-13 active