Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC5TTY callsign genealogy
Currently held by BROCKWELL, STEPHEN E
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 KC5TTY's current licensee, walking backwards.
- BROCKWELL, STEPHEN EOKgranted 2019-11-05cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held KC5TTY.
- BROCKWELL, STEPHEN EOKgranted 2019-11-05cancelled 2020-03-13
All historical holders
Every license row we've seen with the callsign KC5TTY, oldest first.
- BROCKWELL, STEPHEN E OK2016-02-19 → cancelled 2019-11-05
- BROCKWELL, STEPHEN E OK2020-03-13 active