Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9EIO callsign genealogy
Currently held by Gipson, Brenda D
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 KC9EIO's current licensee, walking backwards.
- Gipson, Brenda DCAgranted 2018-05-21cancelled 2018-06-08
Successor callsigns
Callsigns held now by people who previously held KC9EIO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC9EIO, oldest first.
- Nolan, Anna C IN2003-06-16 → cancelled 2015-06-17
- Gipson, Brenda D ID2018-06-08 active