Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KS5Z callsign genealogy
Currently held by Bajuk, Terence G
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 KS5Z's current licensee, walking backwards.
- Bajuk, Terence GTXgranted 1998-02-27cancelled 2007-03-27
Successor callsigns
Callsigns held now by people who previously held KS5Z.
- MAYFIELD, GARY JSDgranted 2024-11-07cancelled 2024-12-27
All historical holders
Every license row we've seen with the callsign KS5Z, oldest first.
- MAYFIELD, GARY J SD2003-07-02 → cancelled 2004-12-07
- Bajuk, Terence G TX2017-01-13 active