Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC9OOP callsign genealogy
Currently held by Fidler, Britt M
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 KC9OOP's current licensee, walking backwards.
- Fidler, Britt MILgranted 2003-04-10cancelled 2008-11-06
Successor callsigns
Callsigns held now by people who previously held KC9OOP.
No current licensee on record previously held this callsign.