Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0RT callsign genealogy
Currently held by Cluck, Kary 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 AC0RT's current licensee, walking backwards.
- Sugai, Neil RAZgranted 2024-05-07cancelled 2024-08-20
Successor callsigns
Callsigns held now by people who previously held AC0RT.
- Cluck, Kary MNVgranted 2020-01-16
All historical holders
Every license row we've seen with the callsign AC0RT, oldest first.
- Cluck, Kary M NE2009-11-03 → cancelled 2010-04-13
- Sugai, Neil R AZ2024-08-20 active