Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0OAT callsign genealogy
Currently held by Douglas County Emergency Communications Club
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 KC0OAT's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC0OAT.
- N0EMAactiveDouglas County Emergency Communications ClubNEgranted 2023-03-08