Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC9AVE callsign genealogy
Currently held by Eby, David A
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 KC9AVE's current licensee, walking backwards.
- KUMOREK-BREUSS, KATHLEEN AFLgranted 2025-08-06cancelled 2025-09-30
Successor callsigns
Callsigns held now by people who previously held KC9AVE.
- Eby, David AOHgranted 2017-01-06
All historical holders
Every license row we've seen with the callsign KC9AVE, oldest first.
- Eby, David A OH2012-10-13 → cancelled 2017-01-06
- KUMOREK-BREUSS, KATHLEEN A FL2025-09-30 active