Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA0KU callsign genealogy
Currently held by LEBAKKEN, ROGER O
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 AA0KU's current licensee, walking backwards.
- Wheaton, David GCAgranted 2015-08-03cancelled 2015-12-01
Successor callsigns
Callsigns held now by people who previously held AA0KU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA0KU, oldest first.
- LEBAKKEN, ROGER O WI2002-10-16 → cancelled 2009-12-17
- Wheaton, David G CA2025-12-06 active