Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA6OSW callsign genealogy
Currently held by Yoakum, David K
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 KA6OSW's current licensee, walking backwards.
- Yoakum, David KCAgranted 2020-05-29cancelled 2020-12-29
Successor callsigns
Callsigns held now by people who previously held KA6OSW.
- Yoakum, David KCAgranted 2020-05-29cancelled 2020-12-29