Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC5AOK callsign genealogy
Currently held by BRITTAIN, STEPHEN D
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 KC5AOK's current licensee, walking backwards.
- BRITTAIN, STEPHEN DCAgranted 2020-01-30cancelled 2020-04-21
Successor callsigns
Callsigns held now by people who previously held KC5AOK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC5AOK, oldest first.
- BREWER, JEREMY S TX2003-02-19 → cancelled 2015-05-19
- BRITTAIN, STEPHEN D CA2020-04-21 active